SOURCES OF ENVIRONMENTAL PROBLEMS. "XXI ASRDA INNOVATSION TEXNOLOGIYALAR, FAN VA TAʼLIM TARAQQIYOTIDAGI DOLZARB MUAMMOLAR" nomli respublika ilmiy-amaliy konferensiyasi, [S. l.], v. 3, n. 2, p. 166–167, 2025. Disponível em: https://universalpublishings.com/index.php/itfttdm/article/view/10274. Acesso em: 18 may. 2026.