Jumayeva X. TALABALARNI INVARIANTIV VA VARIATIV TAHDIDLARDAN HIMOYALASHNING PEDAGOGIK STRATEGIYASI. ScienceProblems [Internet]. 2025 Mar. 17 [cited 2025 Aug. 18];5(3):473-80. Available from: https://scienceproblems.uz/index.php/journal/article/view/3166