“KARBAMID ISHLAB CHIQARISH TSEXLARIDA VA LABORATORIYALARDA ATMASFERAGA CHIQADIGAN AMMYAK MIQDORINI ANIQLASH INSONLAR HAYOTINI HAVFDAN SAQLASHNING MUHIM OMILIDIR”. 2022. Conference Zone, December, 530-41. https://conferencezone.org/index.php/cz/article/view/892.