Shchegolev, S. A., Щеголев, С. А., & Щеголев, С. А. (1999). A resonance case of the existence of solutions of a quasilinear second-order differential system, which are represented by Fourier series with slowly varying parameters. Institute of Mathematics, NAS of Ukraine.
Чикаго стиль цитування (17-те видання)Shchegolev, S. A., С. А Щеголев, та С. А Щеголев. A Resonance Case of the Existence of Solutions of a Quasilinear Second-order Differential System, Which Are Represented by Fourier Series with Slowly Varying Parameters. Institute of Mathematics, NAS of Ukraine, 1999.
Стиль цитування MLA (8-ме видання)Shchegolev, S. A., et al. A Resonance Case of the Existence of Solutions of a Quasilinear Second-order Differential System, Which Are Represented by Fourier Series with Slowly Varying Parameters. Institute of Mathematics, NAS of Ukraine, 1999.