Pichugov, S. A., Пичугов, С. А., & Пичугов, С. А. (1993). Asymptotic behavior of the best approximations for the functions in $L_p$. Institute of Mathematics, NAS of Ukraine.
Chicago Style (17th ed.) CitationPichugov, S. A., С. А Пичугов, and С. А Пичугов. Asymptotic Behavior of the Best Approximations for the Functions in $L_p$. Institute of Mathematics, NAS of Ukraine, 1993.
MLA (8th ed.) CitationPichugov, S. A., et al. Asymptotic Behavior of the Best Approximations for the Functions in $L_p$. Institute of Mathematics, NAS of Ukraine, 1993.
Warning: These citations may not always be 100% accurate.