BABENKO, V. F.; BABENKO, V.; POLISHCHUK, M. On the optimal recovery of integrals of set-valued functions . Reports of the National Academy of Sciences of Ukraine, Kyiv, Ukraine, n. 11, p. 7–10, 2014. DOI: 10.15407/dopovidi2014.11.007. Disponível em: https://nasu-periodicals.org.ua/index.php/dp/article/view/16800. Acesso em: 1 aug. 2026.