Djumabaev, N. “SHEGARALANǴAN FUNKCIYALARDAN PAYDALANÍP TEŃSIZLIKLERDI SHESHIW USÍLLARÍ”. ILIM hám JÁMIYET, no. 1 (January 1, 2017): 8–9. Accessed August 7, 2026. https://journal.ndpi.uz/ss/article/view/2017-1-004.