16. |
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Veltchev, T. ; Nedialkov, P. ; Borisov, G. - Initial mass function in the South-Western part of M 31, Astronomy and Astrophysics, v.426, p.495-501 (2004) | |||||||||
15. |
Apostolovska, Gordana; Ivanova, Violeta; Borisov, Galin - Lightcurves and rotational periods of 1474 Beira, 1309 Hyperborea, and 2525 O'Steen The Minor Planet Bulletin (ISSN 1052-8091). Bulletin of the Minor Planets Section of the Association of Lunar and Planetary Observers, Vol. 31, No. 2, p. 44 - 45 (2004) | ||||||||||
14. |
A. Antov, L. Iliev, R. Konstantinova-Antova, V. Celebonovic, R. Bogdanovski, K. Tsvetkova, V. Golev, P. Pessev, G. Borissov, V. Popov - The South-Eastern European Summer School "Astronomy with Small Telescopes" at Belogradchik Observatory, Bulgaria, Teachin of Astronomy in Asian-Pasific Region, Bulletin No. 19, JANAM 2003, Budapest, Hungary | ||||||||||
13. |
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Borisov, G., Dimitrov, D., Semkov, E., Apostolovska, G., Bonev, T., Ivanova, A., Bilkina, B., Ivanova, A., Panov, K - UBVRI photometry of SN 2002ap in M74, IBVS, 5264, 20 April 2002 | |||||||||
12. |
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T. Bonev, K. Jockers, E. Petrova, M. Deleva, G. Borisov and A. Ivanova - Narrow-band imaging and color mapping of the dust in comet C/LINEAR (1999 S4), Icarus 160, 419-436 (2002) | |||||||||
11. |
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V. Ivanova, G. Apostolvska, G. Borisov, B. Bilkina - Results from Photometric Studies of Aasteroids at Rozhen National Observatory, Bulgaria, ACM 2002, Berlin, Germany, July 2002, ESA-SP 500, pp 505 - 508 | |||||||||
10. |
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Galin B. Borisov, Tanyu R. Bonev - Mass Loss Rate in Comet C/LINEAR (1999 S4) after its Disintegration, ACM 2002, Berlin, Germany, July 2002, ESA-SP 500, pp 583 - 586 | |||||||||
9. |
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T. Bonev, G. Borisov, A. Ivanova - H2O+ ions in the plasma tail of comet Ikeya-Zhang, Publications of the Astronomical Observatory of Belgrade (ISSN 0373-3742), No. 73, p. 73 - 80 (2002). In: Proceedings of the Third Bulgarian-Serbian Astronomical Meeting, May 13-15, 2002, Gjolechitsa, Bulgaria | |||||||||
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8. |
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Ivanova, V.; Shkodrov, V.; Apostolovska, G,; Borisov, G.; Bilkina, B - Possibilities of the Bulgarian National Observatory for Astrometric and Photometric Observations of Asteroids, Proceedings of Ceres 2001 Workshop, Paris, France, 9 - 12 October 2001, pp 143 - 147 | |||||||||
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7. |
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Apostolovska, G.; Borisov, G. - CCD lightcurves of several asteroids during their last apparitions, Proceedings of Ceres 2001 Workshop, Paris, France, 9 - 12 October 2001, pp 51 - 54 | |||||||||
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6. |
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Bonev, T.; Ivanova, A.; Borisov, G. - Calibration of filters for cometary observations, EGS XXVI General Assembly, Nice, France, March 2001 | |||||||||
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5. |
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Bonev, T.; Kiselev, N.; Jockers, K.; Velichko, F.; Velichko, S.; Borisov, G.; Ivanova, A. - Properties of the dust in comet C/1999 S4 (LINEAR) from narrow-band imaging and polarization, EGS XXVI General Assembly, Nice, France, March 2001 | |||||||||
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4. |
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Ivanova, A.; Bonev, T.; Borisov, G. - Evolution of the CN coma in Comet C/1999 S4, EGS XXVI General Assembly, Nice, France, March 2001 | |||||||||
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3. |
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2. |
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Tsvetkov, M. K.; Tsvetkova, K.; Stavrev, K.; Popov, V.; Lukarski, H.; Borisova, A.; Michailov, M.-E. S.; Borisov, G.; Christov, S. - Sofia Sky-Archive Data Center: Photographic Plate Collections for Developing Countries, Astronomy for Developing Countries, 24th meeting of the IAU, Special Session, August 2000, Manchester, England | |||||||||
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1. |
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