Imomova, Mukammalxon, and Sadoqat Karimova. 2022. “YUQORI SAMARALI SUYUQLIK XROMATOGRAFIYA USULI YORDAMIDA ASALNING TARKIBI VA SIFATINI ANIQLASH”. Educational Research in Universal Sciences 1 (1):157-61. http://erus.uz/index.php/er/article/view/494.