M.K. IBRAYEV; M.B. ISSABAYEVA; A.S. TUSUPOVA; A.S.AMANZHOLOVA; A.A. KUANDYKOVA. OBTAIMNING OF WATER-SOLUBLE CHELATE FORMS OF CALCIUM AND MAGNESIUM HUMATE. Известия НАН РК. Серия химии и технологии, [S. l.], n. 4, p. 27–31, 2021. Disponível em: http://89.250.84.46/chemistry-technology/article/view/56. Acesso em: 23 ноя. 2024.