Tadjibaev, I. U., and S. N. Nuritdinov. “Can Globular Clusters in the Galaxy Be Classified by the Velocity Anisotropy Parameter?”. Ukrainian Journal of Physics 64, no. 4 (May 16, 2019): 271. Accessed April 20, 2024. https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2018405.