The Iso-Naakkima Meteorite Impact Structure: Physical Properties and Paleomagnetism of a Drill Core Pesonen, L. J. ; Jarvela, J. ; Sarapaa, O. ; Pietarinen, H. Abstract Publication: Meteoritics and Planetary Science Supplement Pub Date: January 1996 Bibcode: 1996M&PSA..31S.105P