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    <item>
      <title>On the asymptotic properties of continuous solutions of the systems of nonlinear functional equations</title>
      <pubDate>Tue, 24 Mar 2026 02:22:52 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2408</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2408</guid>
      <author>Pelyukh, G. P.</author>
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      <dc:date>2013</dc:date>
      <dc:creator>Pelyukh, G. P.</dc:creator>
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      <title>Averaging of set-valued impulsive systems</title>
      <pubDate>Tue, 24 Mar 2026 02:22:52 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2409</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2409</guid>
      <author>Perestyuk, N. A.</author>
      <dc:format>Article</dc:format>
      <dc:date>2013</dc:date>
      <dc:creator>Perestyuk, N. A.</dc:creator>
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    <item>
      <title>Theorem on the existence of an invariant section over $\mathbb{R}^m$ for the indefinite monotone system in $\mathbb{R}^m \times \mathbb{R}^n$</title>
      <pubDate>Tue, 24 Mar 2026 02:22:51 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2407</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2407</guid>
      <author>Lagoda, V. A.</author>
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      <dc:date>2013</dc:date>
      <dc:creator>Lagoda, V. A.</dc:creator>
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    <item>
      <title>New methods for the investigation of periodic solutions in ring systems of unidirectionally coupled oscillators</title>
      <pubDate>Tue, 24 Mar 2026 02:22:49 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2406</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2406</guid>
      <author>Kolesov, A. Yu.</author>
      <dc:format>Article</dc:format>
      <dc:date>2013</dc:date>
      <dc:creator>Kolesov, A. Yu.</dc:creator>
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    <item>
      <title>Limit theorems for one-dimensional boundary-value problems</title>
      <pubDate>Tue, 24 Mar 2026 02:22:46 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2405</link>
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      <author>Kodlyuk, T. I.</author>
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      <dc:date>2013</dc:date>
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    <item>
      <title>Invariant measures for discrete dynamical systems and ergodic properties of generalized Boole-type transformations</title>
      <pubDate>Tue, 24 Mar 2026 02:22:45 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2403</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2403</guid>
      <author>Blackmore, D.</author>
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      <dc:date>2013</dc:date>
      <dc:creator>Blackmore, D.</dc:creator>
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      <title>Representation of a solution of the Cauchy problem for an oscillating system with two delays and permutable matrices</title>
      <pubDate>Tue, 24 Mar 2026 02:22:45 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2404</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2404</guid>
      <author>Diblik, J.</author>
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      <dc:date>2013</dc:date>
      <dc:creator>Diblik, J.</dc:creator>
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      <title>Dynamics of periodic modes for the phenomenological equation of spin combustion</title>
      <pubDate>Tue, 24 Mar 2026 02:22:42 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2402</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2402</guid>
      <author>Belan, E. P.</author>
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      <dc:date>2013</dc:date>
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    <item>
      <title>Anatolii Mykhailovych Samoilenko (on his 75th birthday)</title>
      <pubDate>Tue, 24 Mar 2026 02:22:41 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2400</link>
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      <author>Berezansky, Yu. M.</author>
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      <dc:date>2013</dc:date>
      <dc:creator>Berezansky, Yu. M.</dc:creator>
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      <title>Hybrid type generalized multivalued vector complementarity problems</title>
      <pubDate>Tue, 24 Mar 2026 02:22:41 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2401</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2401</guid>
      <author>Agarwal, P.</author>
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      <dc:date>2013</dc:date>
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      <title>Weighted estimation and reduction of influence of bounded perturbations in descriptor control systems</title>
      <pubDate>Tue, 24 Mar 2026 02:22:40 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2389</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2389</guid>
      <author>Mazko, A. G.</author>
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      <dc:date>2020</dc:date>
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      <title>Inverse spectral problem for a star graph of Stieltjes strings with prescribed numbers of masses on the edges</title>
      <pubDate>Tue, 24 Mar 2026 02:22:40 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2398</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2398</guid>
      <author>Pivovarchik, V.</author>
      <dc:format>Article</dc:format>
      <dc:date>2021</dc:date>
      <dc:creator>Pivovarchik, V.</dc:creator>
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    <item>
      <title>Some generalisation of the shadow problem in the Lobachevsky space</title>
      <pubDate>Tue, 24 Mar 2026 02:22:39 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2397</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2397</guid>
      <author>Kostin, A. V.</author>
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      <dc:date>2021</dc:date>
      <dc:creator>Kostin, A. V.</dc:creator>
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    <item>
      <title> On various moduli of smoothness and $K$-functionals</title>
      <pubDate>Tue, 24 Mar 2026 02:22:37 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2384</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2384</guid>
      <author>Trigub , R. M.</author>
      <dc:format>Article</dc:format>
      <dc:date>2020</dc:date>
      <dc:creator>Trigub , R. M.</dc:creator>
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    <item>
      <title>The first Betti numbers of orbits of Morse functions on surfaces</title>
      <pubDate>Tue, 24 Mar 2026 02:22:35 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2383</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2383</guid>
      <author>Kuznietsova, I. V.</author>
      <dc:format>Article</dc:format>
      <dc:date>2021</dc:date>
      <dc:creator>Kuznietsova, I. V.</dc:creator>
      <slash:comments>0</slash:comments>
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    <item>
      <title>Paley – Wiener type theorem for functions with values in Banach spaces</title>
      <pubDate>Tue, 24 Mar 2026 02:22:34 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2382</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2382</guid>
      <author>Bang, H. H.</author>
      <dc:format>Article</dc:format>
      <dc:date>2022</dc:date>
      <dc:creator>Bang, H. H.</dc:creator>
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    <item>
      <title>Derivations and identities for the Chebyshev polynomials</title>
      <pubDate>Tue, 24 Mar 2026 02:22:33 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2380</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2380</guid>
      <author>Bedratyuk , L. P.</author>
      <dc:format>Article</dc:format>
      <dc:date>2021</dc:date>
      <dc:creator>Bedratyuk , L. P.</dc:creator>
      <slash:comments>0</slash:comments>
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    <item>
      <title>Decomposition of a Hermitian matrix into a sum of a fixed number of orthoprojections</title>
      <pubDate>Tue, 24 Mar 2026 02:22:31 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2378</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2378</guid>
      <author>Rabanovich, V. I.</author>
      <dc:format>Article</dc:format>
      <dc:date>2020</dc:date>
      <dc:creator>Rabanovich, V. I.</dc:creator>
      <slash:comments>0</slash:comments>
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    <item>
      <title>$H^2$ - norms of the partial sums of Fourier series by Laguerre basis for bounded holomorphic functions</title>
      <pubDate>Tue, 24 Mar 2026 02:22:30 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2371</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2371</guid>
      <author>Savchuk , V. V.</author>
      <dc:format>Article</dc:format>
      <dc:date>2021</dc:date>
      <dc:creator>Savchuk , V. V.</dc:creator>
      <slash:comments>0</slash:comments>
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    <item>
      <title>Estimates for $\lambda$-spirallike function of complex order on the boundary</title>
      <pubDate>Tue, 24 Mar 2026 02:22:30 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2375</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2375</guid>
      <author>Akyel, T.</author>
      <dc:format>Article</dc:format>
      <dc:date>2022</dc:date>
      <dc:creator>Akyel, T.</dc:creator>
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    <item>
      <title>Strongly statistical convergence</title>
      <pubDate>Tue, 24 Mar 2026 02:22:29 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2368</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2368</guid>
      <author>Kaya, U.</author>
      <dc:format>Article</dc:format>
      <dc:date>2020</dc:date>
      <dc:creator>Kaya, U.</dc:creator>
      <slash:comments>0</slash:comments>
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    <item>
      <title>On the Fourier sine and Kontorovich–Lebedev generalized convolution transforms and applications</title>
      <pubDate>Tue, 24 Mar 2026 02:22:29 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2370</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2370</guid>
      <author>Tuan , T.</author>
      <dc:format>Article</dc:format>
      <dc:date>2020</dc:date>
      <dc:creator>Tuan , T.</dc:creator>
      <slash:comments>0</slash:comments>
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    <item>
      <title>Solution of the boundary-value problem of heat conduction with periodic boundary conditions</title>
      <pubDate>Tue, 24 Mar 2026 02:22:28 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2367</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2367</guid>
      <author>Kanca, F.</author>
      <dc:format>Article</dc:format>
      <dc:date>2020</dc:date>
      <dc:creator>Kanca, F.</dc:creator>
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    <item>
      <title>Characterization by order and degree pattern of the simple groups $O^{-}_{8}(q)$ for certain $q$</title>
      <pubDate>Tue, 24 Mar 2026 02:22:25 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2357</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2357</guid>
      <author>Bibak, M.</author>
      <dc:format>Article</dc:format>
      <dc:date>2022</dc:date>
      <dc:creator>Bibak, M.</dc:creator>
      <slash:comments>0</slash:comments>
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    <item>
      <title>Nonhomogeneous elliptic Kirchhoff equations of $p$-Laplacian type</title>
      <pubDate>Tue, 24 Mar 2026 02:22:24 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2359</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2359</guid>
      <author>Benaissa, A.</author>
      <dc:format>Article</dc:format>
      <dc:date>2020</dc:date>
      <dc:creator>Benaissa, A.</dc:creator>
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    <item>
      <title>Sharp Remez type inequalities of various metrics with non-symmetric restrictions on functions</title>
      <pubDate>Tue, 24 Mar 2026 02:22:23 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2352</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2352</guid>
      <author>Kofanov, V. A.</author>
      <dc:format>Article</dc:format>
      <dc:date>2020</dc:date>
      <dc:creator>Kofanov, V. A.</dc:creator>
      <slash:comments>0</slash:comments>
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    <item>
      <title>Fuglede – Putnam type theorems for extension of $M$-hyponormal operators</title>
      <pubDate>Tue, 24 Mar 2026 02:22:22 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2355</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2355</guid>
      <author>Mecheri , S.</author>
      <dc:format>Article</dc:format>
      <dc:date>2022</dc:date>
      <dc:creator>Mecheri , S.</dc:creator>
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    <item>
      <title>Truncation error bounds for branched continued fraction $\sum_{i_1=1}^N\frac{a_{i(1)}}{1}{\atop+}\sum_{i_2=1}^{i_1}\frac{a_{i(2)}}{1}{\atop+}\sum_{i_3=1}^{i_2}\frac{a_{i(3)}}{1}{\atop+}\ldots$</title>
      <pubDate>Tue, 24 Mar 2026 02:22:20 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2342</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2342</guid>
      <author>Antonova, T. M.</author>
      <dc:format>Article</dc:format>
      <dc:date>2020</dc:date>
      <dc:creator>Antonova, T. M.</dc:creator>
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    <item>
      <title>Some subclasses of univalent functions associated with $k$-Ruscheweyh derivative operator</title>
      <pubDate>Tue, 24 Mar 2026 02:22:19 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2337</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2337</guid>
      <author>Seoudy, T. M.</author>
      <dc:format>Article</dc:format>
      <dc:date>2022</dc:date>
      <dc:creator>Seoudy, T. M.</dc:creator>
      <slash:comments>0</slash:comments>
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    <item>
      <title>A note on $S$-Nakayama’s lemma</title>
      <pubDate>Tue, 24 Mar 2026 02:22:18 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2332</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2332</guid>
      <author>Hamed , A.</author>
      <dc:format>Article</dc:format>
      <dc:date>2020</dc:date>
      <dc:creator>Hamed , A.</dc:creator>
      <slash:comments>0</slash:comments>
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    <item>
      <title>On combinatorial extensions of some Ramanujan’s mock theta functions</title>
      <pubDate>Tue, 24 Mar 2026 02:22:17 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2327</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2327</guid>
      <author>Goyal, M.</author>
      <dc:format>Article</dc:format>
      <dc:date>2020</dc:date>
      <dc:creator>Goyal, M.</dc:creator>
      <slash:comments>0</slash:comments>
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    <item>
      <title>Mykola Pavlovych Korneichuk (on his 100th birthday)</title>
      <pubDate>Tue, 24 Mar 2026 02:22:17 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2331</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2331</guid>
      <author>Samoilenko, A. M.</author>
      <dc:format>Article</dc:format>
      <dc:date>2020</dc:date>
      <dc:creator>Samoilenko, A. M.</dc:creator>
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      <title>Critical point equation on almost Kenmotsu manifolds</title>
      <pubDate>Tue, 24 Mar 2026 02:22:14 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2330</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2330</guid>
      <author>De, U. C.</author>
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      <dc:date>2020</dc:date>
      <dc:creator>De, U. C.</dc:creator>
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      <title>Some algebraic identities in 3-prime near-rings</title>
      <pubDate>Tue, 24 Mar 2026 02:22:13 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2324</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2324</guid>
      <author>Boua, A.</author>
      <dc:format>Article</dc:format>
      <dc:date>2020</dc:date>
      <dc:creator>Boua, A.</dc:creator>
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      <title>Simplex analysis of dynamical systems with a perturbation. New criteria of stabilization of a homoclinic separatrix and its use</title>
      <pubDate>Tue, 24 Mar 2026 02:22:12 +0000</pubDate>
      <link>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2319</link>
      <guid>https://harvester.nas.gov.ua/Record/umjimathkievua-article-2319</guid>
      <author>Mitropolsky , Yu. O.</author>
      <dc:format>Article</dc:format>
      <dc:date>1992</dc:date>
      <dc:creator>Mitropolsky , Yu. O.</dc:creator>
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      <title>Solvability criterion of linear boundary-value problems for integro-differential Fredholm equations with a degenerate kernel in Banach spaces</title>
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