BOZOROVA LAYLO NASILLOYEVNA. MAKTAB MATEMATIKA KURSIDA KOMBINATORIKANING ASOSIY QOIDASI MAVZUSINI O’QITISHNING O’ZIGA XOS XUSUSIYATLARI . ta’lim [Internet]. 2025 Apr. 17 [cited 2025 Jul. 5];43(2):181-6. Available from: https://scientific-jl.com/tal/article/view/9194