Šimon, Vojtěch. “LOW-MASS BINARY X-RAY SOURCES: MONITORING WITH VARIOUS SATELLITES”. Acta Polytechnica 54, no. 3 (June 27, 2014): 248–253. Accessed April 2, 2025. https://ojs.cvut.cz/ojs/index.php/ap/article/view/2140.