"Spectroscopic Observations of X-Ray-Selected Stars"@nl . "S. Mereghetti" . "wetenschappelijk artikel"@nl . . . "im April 1987 ver\u00F6ffentlichter wissenschaftlicher Artikel"@de . "Spectroscopic Observations of X-Ray-Selected Stars"@en . . . "\u043D\u0430\u0443\u043A\u043E\u0432\u0430 \u0441\u0442\u0430\u0442\u0442\u044F, \u043E\u043F\u0443\u0431\u043B\u0456\u043A\u043E\u0432\u0430\u043D\u0430 \u0443 \u043A\u0432\u0456\u0442\u043D\u0456 1987"@uk . . "Spectroscopic Observations of X-Ray-Selected Stars"@en . "Spectroscopic Observations of X-Ray-Selected Stars"@nl . . . . . . . . "David R. Silva" . "869\u2013876" . "10.1086/114372" . "Spectroscopic Observations of X-Ray-Selected Stars"@en . . . "article scientifique publi\u00E9 en 1987"@fr . . . "John T. Stocke" . "1987-04-01T00:00:00Z"^^ . "Spectroscopic Observations of X-Ray-Selected Stars"@nl . . "scholarly article"@en . "T. Maccacaro" . "93" . "1987AJ.....93..869S" . "Spectroscopic Observations of X-Ray-Selected Stars"@en . .