1. 1984
  2. Stages of evolution and extended radio structures of active nuclei of galaxies

    Shevchenko, I. I., 1 May 1984, In: Astrophysics. 20, 3, p. 297-302 6 p.

    Research output: Contribution to journal › Article › peer-review

  3. The lag between continuum and line flares, and the spatial structure of Seyfert broad-line regions

    Шевченко, И. И., 1984, In: Soviet astronomy letters. 10, p. 377-379

    Research output: Contribution to journal › Article › peer-review

  4. 1982
  5. Optical variability and radio structure of extragalactic sources. Evidence of recurrent activity

    Gagen-Torn, V. A. & Shevchenko, I. I., Apr 1982, In: Astrophysics. 18, 2, p. 150-156 7 p.

    Research output: Contribution to journal › Article › peer-review

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