Zhavrin, Yu.I., V.N. Kosov, I.V. Poyarkov, M.K. Asembaeva, and O.V. Fedorenko. 2012. “Temperature Dependences of the Effective Diffusion Coefficients for Some Ternary Gas Systems Containing Components of Ammonia-Synthesis”. Recent Contributions to Physics 2012 (1):47-53. https://bph.kaznu.kz/index.php/zhuzhu/article/view/680.