1. Lithosphere microplates on the Romanian territory reflected in regional gravimetric anomalies (in Romanian);Airinei;St. Cerc., Geol., Geofiz., Geogr., Geofiz.,1977
2. Geology of the East Carpathians—an overview;Badescu;CERGOP “South Carpathians” Monogr.,1998
3. Data Reduction and Error Analysis for the Physical Sciences;Bevington,1969
4. A note on empirical site responses in Bucharest areas;Bonjer,1998
5. 2-D seismic ray tracing program package;Cerveny,1983