1. Aerogeophysics in Finland 1972–2004: methods, system characteristics and applications;Airo;Geol. Surv. Finland Spec. Pap.,2005
2. Extensional tectonics in the Caledonides of southern Norway, an overview;Andersen;Tectonophysics,1998
3. The Scandinavian alum shales;Andersson,1985
4. Interpretation of the magnetotelluric impedance tensor — regional induction and local telluric distortion;Bahr;Geophysics,1988
5. Geological noise in magnetotelluric data: a classification of distortion types;Bahr;Phys. Earth Planet. Inter.,1991