SURXONDARYO SUV HAVZALARIDAGI, XONDIZA POLIMETALL RUDA KONI CHIQINDI OQOVA SUVLARI TARKIBIDAGI Ni(II) VA Co(II) IONLARINI SPEKTROFOTOMETRIK USULDA ANIQLASH. SIAD. 2026;3(5):801-810. Accessed October 13, 2026. https://universalpublishings.com/index.php/siad/article/view/18947