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Özgüç, A., Ataç, T., Antalova, A., “Effects of Hysteresis of Some Solar Indices During the Past Three Solar Cycles 20, 21 and 22”, Proceedings of the 1st Solar and Space Weather Euroconference on the Solar Cycle and Terrestrial Climate, 463, 403-405, 2000. Dil Türkçe
Reilinger, R.E., Ergintav, S., Burgmann, R., McClusky, S., Lenk, O., Barka, A., Gürkan, O., Hearn, L., Feigl, K.L., Çakmak, R., Aktuğ, B., Özener, H., Toksöz, M.N., “Coseismic and Postseismic Fault Slip for the 17 August 1999, M=7.5, İzmit, Turkey earthquake”, Science, 289, 5484, 1519-+, 2000. Dil Türkçe
Vrsnak, B., Ruzdjak, V., Brajsa, R., Zlobec, P., Altaş, L., Özgüç, A., Aurass, H., Schroll, A., “Characteristics of Flares with H Alpha Emission Protruding Over Major Sunspot Umbrae”, Solar Physics, 194, 2, 285-304, 2000. Dil Türkçe
Aktar, M., Ergin, M., Özalaybey, S., Tapırdamaz, C., Yörük, A., Biçmen, F., “A Lower-crustal Event in the Northeastern Mediterranean: The 1998 Adana Earthquake (M-w=6.2) and Its Aftershocks”, Geophysical Research Letters, 27, 16, 2361-2364, 2000. Dil Türkçe
Özgüç, A., Ataç, T., Altaş, L., “The Last Total Solar Eclipse of the Millennium in Turkey”, Contributions of the Astronomical Observatory Skalnate Pleso, XXVII, No 3 BK Sample XXVII No 3, 28, 3, 285-289, 1999. Dil Türkçe
Pınar, A., Kalafat, D., “Source Processes and Seismotectonic Implications of the 1995 and 1996 Cyprus, Eastern Mediterranean Region, Earthquakes”, Tectonophysics, 301, 3-4, 217-230, 1999. Dil Türkçe
Malin, S.R.C., Winch, D.E., Işıkara, A.M., “Semi Annual Variation of the Geomagnetic Field”, Earth Planets and Space, 51, 5, 321-328, 1999. Dil Türkçe
Balassanian, S., Ashirov, T., Erdik, M., et al., “Seismic Hazard Assessment for the Caucasus Test Area”, Annali Di Geofisica, 42, 6, 1139-1151, 1999. Dil Türkçe
Özgüç, A., Ataç, T., Altaş, L., Rusin, V., “Preparations for the Last Total Solar Eclipse of the Millennium in Turkey”, Third Advances in Solar Physics Euroconference: Magnetic Fields and Oscillations, 184, 348-352, 1999. Dil Türkçe