“ КОБАЛЬТ ВА НИКЕЛЬ (II) ИОННИНИ СОРБЦИОН-ФОТОМЕТРИК АНИҚЛАШ УСУЛЛАРИНИ ИШЛАБ ЧИҚАРИШ”. Proceedings of International Conference on Scientific Research in Natural and Social Sciences, [S. l.], v. 3, n. 7, p. 184–190, 2024. Disponível em: https://econferenceseries.com/index.php/srnss/article/view/5272. Acesso em: 26 oct. 2025.