PLOTNIKOV, V. A.; PLOTNIKOVA, L. I. Averaging of differential inclusions with many-valued pulses. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 47, n. 11, p. 1526–1532, 1995. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5543. Acesso em: 5 dec. 2025.