Rumyantsev, V. ., & Biryukov, V. (2022). Observations of artificial space objects with the 2.6 m Shajn Telescope at the Crimean Astrophysical Observatory. Acta Astrophysica Taurica, 3(2), 1–7. https://doi.org/10.34898/aat.vol3.iss2.pp1-7