Vakarchuk, S. B., Вакарчук, С. Б., & Вакарчук, С. Б. (2018). Generalized characteristics of smoothness and some extreme problems of the approximation theory of functions in the space $L_2 (R)$. II. Institute of Mathematics, NAS of Ukraine.
Chicago Style (17th ed.) CitationVakarchuk, S. B., С. Б Вакарчук, and С. Б Вакарчук. Generalized Characteristics of Smoothness and Some Extreme Problems of The approximation Theory of Functions in the Space $L_2 (R)$. II. Institute of Mathematics, NAS of Ukraine, 2018.
MLA (8th ed.) CitationVakarchuk, S. B., et al. Generalized Characteristics of Smoothness and Some Extreme Problems of The approximation Theory of Functions in the Space $L_2 (R)$. II. Institute of Mathematics, NAS of Ukraine, 2018.
Warning: These citations may not always be 100% accurate.