STUDY OF THE INFLUENCE OF NITRIC ACID ENRICHMENT OF PHOSPHORITES OF THE CENTRAL KYZYLKUM ON THE PROCESS OF OBTAINING PHOSPHORUS-CONTAINING FERTILIZERS BASED ON THEM. International Journal of Advance Scientific Research, [S. l.], v. 3, n. 06, p. 302–312, 2023. DOI: 10.37547/ijasr-03-06-50. Disponível em: https://sciencebring.com/index.php/ijasr/article/view/299. Acesso em: 26 jul. 2025.