Romanov, A., Sulimov, V., Oferkin, I., Sulimov, A., & Maslennikov, E. (2012). Gradientless parallel geometry optimization of Bi 3+ 5 cluster and its luminescent properties. Numerical Methods and Programming (Vychislitel’nye Metody I Programmirovanie), 13(32), 341–346. Retrieved from https://en.num-meth.ru/index.php/journal/article/view/528