Fil, D., & Shevchenko, S. (2001). Collective excitations and superfluid properties of a two-dimensional interacting Bose gas in an external potential. Вопросы атомной науки и техники.
Chicago Style (17th ed.) CitationFil, D.V, and S.I Shevchenko. "Collective Excitations and Superfluid Properties of a Two-dimensional Interacting Bose Gas in an External Potential." Вопросы атомной науки и техники 2001.
MLA (8th ed.) CitationFil, D.V, and S.I Shevchenko. "Collective Excitations and Superfluid Properties of a Two-dimensional Interacting Bose Gas in an External Potential." Вопросы атомной науки и техники, 2001.
Warning: These citations may not always be 100% accurate.