To‘rayevAhmed Xolmo‘minovich. BOSHLANG’ICH SINF O’QUVCHILARIDA EKOLOGIK ONGINI SHAKLLANTIRISH MEXANIZIMLARI. ReFocus [Internet]. 2025 Oct. 5 [cited 2025 Nov. 5];4(9):98-104. Available from: https://refocus.uz/index.php/1/article/view/1771