Nursapina, N., I.V. Matveyeva, Sh.N. Nazarkulova, and R. Jacimovic. “Determination of Impurities in Fertilizers Purchased in Almaty (Kazakhstan)”. International Journal of Biology and Chemistry 17, no. 1 (June 25, 2024): 118–123. Accessed July 3, 2024. https://ijbch.kaznu.kz/index.php/kaznu/article/view/813.