“NIKEL ATSETATNING MELAMIN VA SISTEIN ASOSIDAGI ARALASH LIGANDLI KOMPLEKS BIRIKMALARINI KVANT-KIMYOVIY HAMDA IQ SPEKTRASKOPIYASI ANALIZI USULIDA TAHLIL QILISH”. 2023. Journal of Universal Science Research 1 (6): 926-31. https://universalpublishings.com/index.php/jusr/article/view/1426.