The BL lac phenomenon
Subtitle: x-ray observations of transition objects ; Determination of the x-ray spectrum of a complete sample of flat -pectrum radio sources
By: D.M. Worrall ... [et al.].
Contributors: Worrall, Diana M.; Goddard Space Flight Center.
Series: NASA CR -- 195951.; NASA contractor report -- NASA CR-195951.
Publisher: National Aeronautics and Space Administration, Goddard Space Flight Center; For sale by the National Technical Information Service
Published: 1994
Place of publication: [Greenbelt, Md; Springfield, Va
Language: eng
Format: Microform
Subjects: BL Lacertae objects.; Extragalactic radio sources.; Quasars.; Radio sources.; X Ray astronomy.; X Ray spectra.
Other titles: Determination of the x-ray spectrum of a complete sample of flat-spectrum radio sources.
Notes: Also available via Internet from the NASA Technical Report Server web site. Address as of 6/17/05:  http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19940032181%5F1994032181.pdf; current access is available via PURL.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1994]. 1 microfiche.