Makels, Ulla Geological And Geochemical Environments Of Precambrian Sulphide Deposits In South Western Finland - Helsinki Suomalainen Tiedeakatemia 1989 - 102p. - ANNALES AC.SC.FENN.SR.A III GEOLO. GEO. 151 . Subjects--Topical Terms: H51:55v575 Dewey Class. No.: H51:55v575 / L9