DENISSYUK, E.; SEREBRYANSKIY, A. THE ORBIT OF THE STAR S2 ≡ S0-2 IN THE CENTER OF THE GALAXY. Известия НАН РК. Серия физико-математическая, [S. l.], n. 3, p. 5–14, 2020. Disponível em: https://journals.nauka-nanrk.kz/physics-mathematics/article/view/443. Acesso em: 23 ноя. 2024.