OWAID, M. N.; ABED, I. A. Mineral analysis of phosphate rock as Iraqi raw fertilizer. International Journal of Environment, [S. l.], v. 4, n. 2, p. 413–415, 2015. DOI: 10.3126/ije.v4i2.12667. Disponível em: https://nepjol.info/index.php/IJE/article/view/12667. Acesso em: 2 may. 2024.