BOYMURODOV NAJMIDDIN ABDUQODIROVICH, BO‘RIYEV SARDOR SAYFULLAYEVICH, MAMADALIYEVA INTIZOR MUXAMEDOVNA. IMPROVED PHOSPHORIC–NITRIC ACID DIGESTION METHOD FOR ACCURATE DETERMINATION OF TUNGSTEN IN SOIL MATRICES. International Multidisciplinary Journal for Research & Development, [S. l.], v. 13, n. 02, 2026. Disponível em: https://www.ijmrd.in/index.php/imjrd/article/view/5102. Acesso em: 16 feb. 2026.