Rayimov, Zuhriddin Xayriddin o’g’li, Shaxruz Botir oʻgʻli Haytiyev, and Safar Baxronovich Usmonov. 2024. “Aromatik Polisulfonlar”. Science and Education 5 (6):31-36. https://openscience.uz/index.php/sciedu/article/view/7069.