Karataieva T, Koshmanenko V. Characteristics of equilibrium states in the models of struggle between alternative opponents in the presence of external assistance only to individual players. Ukr. Mat. Zhurn. [Internet]. 2025 Nov. 7 [cited 2025 Dec. 5];77(3):163–186. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/8711