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Modeling nuclei of radio galaxies from VLBI radio observations. Application to the BL Lac Object S5 1803+784

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The origin of intrinsic variability of intraday variable sources

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Extragalactic radio sources -- from beams to jets : proceedings of the 7th meeting held at the Institute d'Astrophysque de Paris, Paris, France, 2-5 July, 1991

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The kinematics of 1803+784

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The Kinematics of S5 1803+784

R. M. Campbell, Bremen, Dwingeloo, 2006, astro-ph/0611181.