Vorob’evN. T., NanyingY. and ShuyaZ. (2019) “On the problem of Frattini duality in the theory of Fitting classes”, Ukrains’kyi Matematychnyi Zhurnal, 71(7), pp. 922-929. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/1486 (Accessed: 4December2024).