Babenko, V.F., Babenko, V.V. and Polishchuk, M.V. (2015) “On the Optimal Recovery of Integrals of Set-Valued Functions”,
Ukrains’kyi Matematychnyi Zhurnal, 67(9), pp. 1163–1171. Available at:
https://umj.imath.kiev.ua/index.php/umj/article/view/2055 (Accessed: 16 April 2025).