Dzioba, B. R., A. A. Díaz, and J. M. Menéndez-Aguado. 2004. “Flocculation-Coagulation Behaviour Sudy of Tailings of a Fluorspar Mineral Processing Plant”. Revista De Metalurgia 40 (4):312-16. https://doi.org/10.3989/revmetalm.2004.v40.i4.279.