HUDEC, René. ASTRONOMICAL PLATE ARCHIVES AND SUPERMASSIVE BLACK HOLE BINARIES. Acta Polytechnica, [S. l.], v. 53, n. A, p. 601–605, 2013. DOI: 10.14311/AP.2013.53.0601. Disponível em: https://ojst.is.cvut.cz/ojs/index.php/ap/article/view/1914.. Acesso em: 13 may. 2025.