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If you need further information

please send e-mail to Martin Pohl

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If you use any of our data

please make the following references:

[star] Reich W., Steppe H., Schlickeiser R. et al.: 1993, A\&A 273,65

[star] Reich W., Reich P., Pohl M. et al.: 1998, A\&AS 131,11
Flux density monitoring of radio sources with detected or supposed gamma-ray emission.