Gajić, Nataša, Željko Kamberović, Zoran Anđić, Marija Korać, Jarmila Trpčevska, and Mirko Stamatović. 2019. “Improving the Synthesis Process of Tribological Materials Based on Tin Sulphides by Adding Graphite As Additive”. Journal of the Serbian Chemical Society 84 (4). Belgrade, Serbia:423-33. https://doi.org/10.2298/JSC180628102G.