TY JOUR TI Petrophysical properties of Quaternary lavas of Spitsbergen KW Spitsbergen KW basalts KW petrophysical properties. JO Russian Journal of Earth Sciences AU Ladygin, V.M. AU Frolova, J.V. AU Genshaft, Y.S. PY 2003 IS 5 PB Geophysical Center of the Russian Academy of Sciences