Golovchenko, N. Yu., O. S. Bayrakova, G. I. Ksandopulo, and S. Kh. Aknazarov. 2011. “Production of Ferro Alloys from Wolframite Concentrate Using Pressure”. Eurasian Chemico-Technological Journal 13 (3-4):199-204. https://doi.org/10.18321/ectj85.