1. Contributions to the knowledge of Vrancea (Romania) region seismotectonics and to forecasting its major intermediate-depth earthquakes by using seismological and other geophysical data, Ph.D. thesis, Bucharest University, 2001 (in Romanian).
2. Temporal and Spatial Variation Patterns of Seismicity in Relation to the Crustal Structure and Earthquake Physics, from the Analysis of several Seismic Sequences in Japan and Romania, Ph.D. thesis, Kyoto University, Japan, 2003:
Zipped Pdf file (size: about 12M!); Text and Figures (for chapters: 1, 2, 3, 4, 5 and 6) separately.