Proterozoic exogenic processes and related metallogeny : proceedings of the symposium held in Oulu, Finland, August 15-16, 1983 - Laajoki, Kauko, 1940-; Paakkola, Juhani, 1935- (Espoo ; Hki : Geologian tutkimuskeskus : Valtion painatuskeskus [jakaja], 1985)
Selected papers from the joint symposium of IGCP projects 160 and 91.
IGCP = International Geological Correlation Programme.