ROSAT detected quasars. II.

We have compiled a sample of all radio-quiet quasars or quasars without radio detection from the Veron-Cetty - Veron catalogue (1993, VV93, Cat. ) detected by ROSAT in the...我们从1993年版韦龙-塞蒂-韦龙星表（Veron-Cetty-Veron Catalogue，VV93，Cat.）中，汇编得到所有由ROSAT（伦琴X射线天文台）在……中探测到的射电宁静类星体（radio-quiet quasars，即未探测到射电辐射的类星体）的样本。