Wahlström, Rutger 2.6 Seismic Hazard and Stress Field, 2.0 Physics of the Earth, Departments, GFZ Publication Database, Deutsches GeoForschungsZentrum;
Wahlström, R. (1982): Determination of source parameters of earthquakes and crustal structure in the Baltic shield, Uppsala : Uppsala University, Faculty of Science, 14 p.