Marina Ishchenko, Margarita Sobolenko, Kalambay Mukhagali, Shukirgaliyev Bekdaulet и Peter Berczik 2021. MILKY WAY GLOBULAR CLUSTERS: CLOSE ENCOUNTER RATES WITH EACH OTHER AND WITH THE CENTRAL SUPERMASSIVE BLACK HOLE. «Доклады НАН РК». 6 (дек. 2021), 94–105. DOI:https://doi.org/10.32014/2021.2518-1483.116.