Kapustyan, O. V., and N. A. Perestyuk. “Global Attractor of an Evolution Inclusion With Pulse Influence at Fixed Moments of Time”. Ukrains’kyi Matematychnyi Zhurnal 55, no. 8 (August 25, 2003): 1058–1068. Accessed April 11, 2025. https://umj.imath.kiev.ua/index.php/umj/article/view/3981.