Gális R, Hric L, Kundra E, Münz F. Cataclysmic Variables — X-rays and Optical Activity in V1223 Sgr and V709 Cas. Acta Polytech [Internet]. 2011 Jan. 6 [cited 2025 May 13];51(6). Available from: https://ojst.is.cvut.cz/ojs/index.php/ap/article/view/1464