“?ELECTROCAPILLARY AND FLOTATION STUDIES USING POTASSIUM ETHYLXANTHATE, DITHIOPHOSPHATE COLLECTORS AND THEIR MIXTURE”. Biological Sciences - PJSIR 46, no. 6 (December 22, 2003): 414–417. Accessed March 10, 2026. https://www.v2.pjsir.org/index.php/biological-sciences/article/view/1691.