Davronova Marfuza A’zamjonovna. “BIOLOGIYANI O’QITISHDA BIOLOGIK EKSKURSIYALARNI TASHKIL ETISHNING AHAMIYATI”. INNOVATIVE DEVELOPMENTS AND RESEARCH IN EDUCATION, vol. 2, no. 19, June 2023, pp. 56-60, https://interonconf.org/index.php/idre/article/view/6205.