Cita APA

Page, M., Lehmann, I., Boller, T., Watson, M., Dwelly, T., Hess, S., . . . Yuan, W. (2007). The XMM-SSC survey of hard-spectrum XMM-Newton sources - I. Optically bright sources.

Citación estilo Chicago

Page, Matt, et al. The XMM-SSC Survey of Hard-spectrum XMM-Newton Sources - I. Optically Bright Sources. 2007.

Cita MLA

Page, Matt, et al. The XMM-SSC Survey of Hard-spectrum XMM-Newton Sources - I. Optically Bright Sources. 2007.