PRESTIN, J.; SAVCHUK, V.; SHIDLICH, A. Approximation of 2π-periodic functions by Taylor—Abel—Poisson operators in the integral metric . Reports of the National Academy of Sciences of Ukraine, Kyiv, Ukraine, n. 1, p. 17–20, 2024. DOI: 10.15407/dopovidi2017.01.017. Disponível em: https://nasu-periodicals.org.ua/index.php/dp/article/view/3113. Acesso em: 19 apr. 2026.