... objects

Appendix (Tables 8 and 9, Fig. 8) is only available in electronic form at http://www.edpsciences.org

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... (NED)

The NED is operated by the Jet Propulsion Laboratory, California Institute of Technology, under contract with the National Aeronautics and Space Administration.

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... SIMBAD

The SIMBAD Astronomical Database is operated by the Centre de Données astronomiques de Strasbourg.

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... way

At the time of writing this paper, already 205 of the objects have a classification in the NED.

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... web

http://www.hs.uni-hamburg.de/bllac.html

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