H. A. Taner and  V. Önen,  Investigation of Some Flotation Parameters and the Role of Dispersants in the Flotation of Chalcopyrite.   journal   = {International Journal of Geological and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2018, vol. 143(11). 681 - 684
    [viewed 04 May 2024]. Available from: https://publications.waset.org/pdf/10009774.