Plasma-beam superheterodyne free electron laser with H-ubitron pump with non-axial injection of electron beam by A. V. Lysenko, G. A. Alekseenko

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Vibrational Stresses of Damaged Steam Turbine Blades After Renovation Repair by M. H. Shulzhenko, A. S. Olkhovskyi

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Operating modes of avalanche-generator diodes of microwave range by P. P. Maksimov

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Three-channel phase meters based on the AD8302 and field programmable gate arrays for heterodyne millimeter wave interferometer by A. V. Varavin, G. P. Ermak, A. S. Vasilev, A. V. Fateev, N. V. Varavin, F. Zhachek, Ja. Zajats

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Electromechanical resonator under the influence of telegraph unbalanced noise of frequency by Z. A. Majzelis

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Reconstruction of images with large non-uniform increments by S. I. Melnik, S. S. Melnik

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Jitter of synchronization of the stroboscopic converter by V. P. Ruban

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Fallacies and false premises: a plea against the dissociation of taxonomy from biology by R. B. Holynski

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Contemporary state and actual tasks of protection of pioneer vegetation in Ukraine by D. V. Dubyna, T. P. Dziuba, S. M. Yemelianova, D. A. Davydov

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Stages in the evolution of the genus Stipa and formation of steppes by Ya. P. Didukh, Yu. Romashchenko, O. A. Futorna

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System of the family Saryophyllaceae in the Ukrainian flora. 2. Subfamily Saryophylloideae by M. M. Fedoronchuk

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Is Ornithogalum arcuatum (Asparagaceae) present in the flora of Ukraine? by M. M. Perehrym

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Electrochemical and Chemical Mechanisms of the Erosion-Corrosion Process of Wet-Steam Turbine Rotor Blades Destruction Under the Influence of Electrified Moisture by A. O. Tarelin, V. L. Shvetsov, V. H. Mykhailenko, A. V. Nechaiev, Ye. Khinievich

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Distribution of sensitive to air pollution species of lichens in Rivne town by A. V. Litovynska

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Distribution of sensitive to air pollution lichens in small towns of Kiev region by N. V. Shershova

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New and rare for Ukraine species of the genus Galerina, subgenus Tubariopsis (Strophariaceae) by M. P. Prydiuk

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Rare species of fungi in the old growth and virgin forests of the National Nature Park Hutsulshchyna by S. I. Fokshei

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First records of an invasive fungus Podosphaera amelanchieris (Erysiphales) in Belarus and Ukraine by V. P. Heluta, I. S. Hirylovich

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Immotthia atrograna (Dacampiaceae, Ascomycota), a new for Ukraine fungicolous fungus from the Carpathians by Yu. Akulov, V. P. Hayova

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New and rare to Ukraine lichenicolous fungi by N. V. Kapets

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