Jabborov , Nasridin, and Gulasal Sadullayeva. 2026. “BIRLIK DOIRADA ANALITIK FUNKSIYALAR UCHUN YUQORI TARTIBLI DIFFERENSIAL SUBKOORDINATSIYA VA SUPERORDINATSIYA XOSSALARI”. GREEN ECONOMY AND DEVELOPMENT 4 (7):87-92. https://doi.org/10.5281/zenodo.21512487.