wdt_ID AUTHOR SUBJECT YEAR
1 Petkov, B., Gogosheva. Tzv. Measuring the total ozone content during the solar eclipse on 11 August 1999 1999, 6th National Conference on Solar-Earth Influences
2 Tsvetkov, M., Lukarski, H., Budel, R., Tzvetkova, K. PDS 1010 microdensitometer of the Centre for Astronomical Archive Data in Sofia 1999, 6th National Conference on Solar-Earth Influences
3 Bochev, A., Dermendziev, V., Koleva, K., Kokotanekova, Y. Response of the Earth Magnetosphere of WLF-CME on 6 November 1997 1999, 6th National Conference on Solar-Earth Influences, 112
4 Kim, I., Dermendziev, B., Park, Y. D., Kulidzhanishvili, B., Okten, A,. Ozkan, T. Polarimetric studies of the solar corona and protuberances during the total solar eclipse on 11 August 1999 1999, 6th National Conference on Solar-Earth Influences, 56
5 Gulyaev, R., Dermendjiev, V., Gavrilov, M., Shteglov, P., Koleva, K., Dechev, M. Interferometric and monochromatic observations of the space around the sun during the total solar eclipse on 11 August 1999 1999, 6th National Conference on Solar-Earth Influences, 72
6 Bachev, R. Emission lines from illuminated warped accretion disks in AGN 1999, A&A, 348, 71
7 Kraicheva, Z., Stanishev, V., Genkov, V. MV Lyr: photometric study at high state 1999, A&AS, 134, 263
8 Komitov, B., Bonev, B. The Scale Lengths of CN and its Parent Molecules in Cometary Atmospheres. Relation with Solar Activity 1999, AAS, DPS Meeting, vol. 31, No 4
9 Tsvetkov, M., Tsvetkova, K. Wide-field photographic astronomical observations: database and web-based searches 1999, Acta Historica Astronomiae, v. 6, p. 88
10 Kolev, D., Kaloyanov A., Koleva V. Pleiades in the Bulgarian folk culture 1999, Actes de la Veme Conference Annuelle de la SEAC, Gdansk 1997, A. Lebeuf and M. S. Zi?lkowski, eds., Warszawa-Gdansk, 173-190