Tukhtaev Erkin Egamberdiyevich, Yorkulova Gulfira Ravshan kizi. “ABOUT THE APPLICATION OF THE STEIN–TIKHOMIROV METHOD IN THE THEORY OF BRANCHING RANDOM PROCESSES”. Journal of Applied Science and Social Science, vol. 16, no. 02, Feb. 2026, pp. 1323-32, https://www.internationaljournal.co.in/index.php/jasass/article/view/3477.