Gandova, Vanya Desimirova. “Ni–Bi–Zn Ternary System Investigation Using Diffusion Couples Technique”. Journal of Mining and Metallurgy, Section B: Metallurgy 52, no. 1 (December 30, 2015): 113-118. Accessed May 12, 2024. https://aseestant.ceon.rs/index.php/jmm/article/view/7052.