Investigating Long-Term Behaviour of X-ray Binaries Using Archival Data. Acta Polytechnica CTU Proceedings, [S. l.], v. 2, n. 1, p. 127–132, 2015. DOI: 10.14311/APP.2015.02.0128. Disponível em: https://ojs.cvut.cz/ojs/index.php/APP/article/view/2859. Acesso em: 26 jan. 2025.