MOTORNAYA, O. V.; MOTORNYI, V. P.; SEDUNOVA, V. V. On the classification of functions integrable on a segment. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 68, n. 5, p. 642–656, 2016. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/1868. Acesso em: 5 dec. 2025.