Коробская, А. В. (2014) “Semigroup of integration operator and its properties”, Bulletin of V.N. Karazin Kharkiv National University, series «Mathematical modeling. Information technology. Automated control systems», 24(1105), pp. 85-98. Available at: https://periodicals.karazin.ua/mia/article/view/14252 (Accessed: 18May2024).