2 citations to https://www.mathnet.ru/eng/rjmph9

1. T. K. Yuldashev, B. Zh. Kadirkulov, A. T. Ramazanova, Zh. Zh. Shermamatov, “Nelineinoe optimalnoe upravlenie v dvukhtochechnoi kraevoi zadache dlya psevdoparabolicheskogo uravneniya s usloviyami tipa Samarskogo–Ionkina”, Nanosistemy: fizika, khimiya, matematika, 16:5 (2025), 563–576    
2. S. A. Stepin, “Stationary Vortex Fluid Motions and the Maximum Principle”, Russ. J. Math. Phys., 28:3 (2021), 389