Kasamanli Khayala Hamlet, Aliyeva Vugare Surkhay, and Namazova Leyli Oktay. “HISTORY OF DEVELOPMENT AND APPLICATION OF HETARIL-CONTAINING DYES”. Foundations and Trends in Modern Learning, no. 1, Jan. 2023, https://ojs.publisher.agency/index.php/FTML/article/view/617.