1. * Chemical composition of red horizontal branch stars in the thick disk of the Galaxy / G. Tautvaisiene, B. Edvardsson, I. Tuominen, I. Ilyin // Astron. and Astrophys.- 2001.- Vol. 380.- P. 578 – 589.

2. * Non-axisymmetric accretion on the classical TTS RW Aur A /P. P. Petrov, G. F. Gahm, J. F. Gameiro,.. I. V. Ilyin et al.// Astron. and Astrophys.- 2001. - Vol. 369, No. 3.- P. 993 - 1008.

3. * Optical spectra of five UX Orionis - type stars / V. P. Grinin, O. V. Kozlova, A. Natta, I. V. Ilyin,.. A. N. Rostopchina, D. N. Shakhovskoy // Astron. and Astrophys.- 2001.- Vol. 379.- P. 482 - 495.

4. * The active RS Canum Venaticorum binary II Pegasi. III. Chromospheric emission and flares in 1994-1996 / S. V. Berdyugina, I. Ilyin, I. Tuominen // Astron. and Astrophys.- 1999.- Vol. 349.- P. 863 – 872.

5. * The active RS Canum Venaticorum binary II Pegasi. IV. The spot activity cycle / S. V. Berdyugina, A. V. Berdyugin, I. Ilyin, I. Tuominen // Astron. and Astrophys.- 1999.- Vol. 350.- P. 626 – 634.

6. * Brightening of the T Tauri star RY Tauri in 1996. Photometry, polarimetry and high-resolution spectroscopy / P. P. Petrov, G. V. Zajtseva, Yu. S. Efimov,.. I. V. Ilyin et al. // Astron. and Astrophys.- 1999.- Vol. 341, No. 2.- P. 553 - 559.

7. * The long-period RS Canum Venaticorum binary IM Pegasi. I. Orbital and stellar parameters / S. V. Berdyugina, I. Ilyin, I. Tuominen // Astron. and Astrophys.- 1999.- Vol. 347.- P. 932 – 936.

8. * The Optical/IR Counterpart of the 1998 July 3 Gamma-Ray Burst and Its Evolution / A. J. Castro-Tirado, M. R. Zapatero-Osrio, J. Gorosabel,.. I. V. Ilyin et al. // The Astrophys. Journ.- 1999.- Vol. 511, No. 2.- P. L85 - L88.

9. * Study of FK Comae Berenices. I. Surface images for 1994 and 1995 / H. Korhonen, S. V. Berdyugina, T. Hackman,.. I. Ilyin et al. // Astron. and Astrophys.- 1999.- Vol. 346, No. 1.- P. 101 - 110.

10. * The active RS Canum Venaticorum binary II Pegasi. I. Stellar and orbital parameters / S. V. Berdyugina, S. Jankov, I. Ilyin et al. // Astron. and Astrophys.- 1998.- Vol. 334, No. 3.- P. 863 – 872.

11. * The active RS Canum Venaticorum binary II Pegasi. II. Surface images for 1992 – 1996 / S. V. Berdyugina, A. V. Berdyugin, I. Ilyin, I. Tuominen // Astron. and Astrophys.- 1998.- Vol. 340, No. 2.- P. 437 – 446.

12. * Increase of emission and shell features in the spectrum of the Four V1057 Cyg / P. Petrov, R. Duemmler, I. Ilyin, I. Tuominen // Astron. and Astrophys.- 1998.- Vol. 331, No. 3.- P. L53 - L56.

13. * A new radial velocity curve for the RS CVn star sigma Gem: Constraints on its physical parameters / R. Duemmler, I. V. Ilyin, I. Tuominen // Astron. and Astrophys. Suppl. Ser.- 1997.- Vol. 123.- P. 209 - 218.

14. Моделирование эмиссионного спектра вспыхивающей красной карликовой звезды EV Lac: активные области, вспышки и микровспышки / И. Ю. Алексеев, Э. А. Барановский, Р. Е. Гершберг, И. В. Ильин, Б. П. Петтерсен, Д. Н. Шаховской, М. Яблоньски // Изв. Крым. астрофиз. обс.– 2002.- Т. 98(2).- С. 242.

15. Abundance Analyses of Luminous M-Type Stars Using Near-UV Spectroscopy (CD-ROM) / G. M. Wahlgren, B. Plez, I. Ilyin // Cool Stars, Stellar Systems and the Sun: 11th Cambridge Workshop: Proceed. / Ed. by R. J. Garcia Lopez et al.- San Francisco: ASP, 2001.- P. 1356.- (ASP Conf. ; Vol. 223).

16. Doppler Imaging of Eclipsing Binary Systems ER Vul and TY Pyx (CD-ROM) /N. Piskunov, A. Vincent, R. Duemmler, I. Ilyin et al. // Cool Stars, Stellar Systems and the Sun: 11th Cambridge Workshop: Proceed. / Ed. by R. J. Garcia Lopez et al.- San Francisco: ASP, 2001.- San Francisco, 2001.- P. 1285.- (ASP Conf. ; Vol. 223).

17. IM Peg: first surface images (CD-Rom directory: contribs/ berdyu20 / S. V. Berdyugina, A. V. Berdyugin, I. Ilyin, I. Tuominen // Cool Stars, Stellar Systems and the Sun: 11th Cambridge Workshop: Proceed. / Ed. by R. J. Garcia Lopez et al.- San Francisco: ASP, 2001.- San Francisco, 2001.- P. 1201.- (ASP Conf.; Vol. 223).

18. LQ Hya: Surface Images for 1993-1999 (CD-ROM Directory: contribs/berdyu3)/ S. V. Berdyugina, I. Ilyin, I. Tuominene // Cool Stars, Stellar Systems and the Sun: 11th Cambridge Workshop.- San Francisco, 2001.- P. 1207.- (ASP Conf. Proceed.; Vol. 223).

19. Magnetic Doppler Imaging of α CVn / O. Kochukhov, N. Piskunov, I. Ilyin et al. // Magnetic Fields Across the Hertzsprung-Russell Diagram.- San Francisco, 2001.- P. 321.- (ASP Conf. Proceed.; Vol. 248).

20. II Peg: Spot Activity Cycle (CD-ROM Directory: contribs/berdyu1) / S. V. Berdyugina, A. V. Berdyugin, I. Ilyin, I. Tuominen // Cool Stars, Stellar Systems and the Sun: 11th Cambridge Workshop: Proceed. / Ed. by R. J. Garcia Lopez et al.- San Francisco: ASP, 2001.- San Francisco, 2001.- P. 1195.- (ASP Conf.; Vol. 223).