Ringberg, B. (1991). Late Weichselian clay varve chronology and glaciolacustrine environment during deglaciation in southeastern Sweden. Sveriges Geologiska Undersökning.
Chicago Style (17th ed.) CitationRingberg, Bertil. Late Weichselian Clay Varve Chronology and Glaciolacustrine Environment During Deglaciation in Southeastern Sweden. Uppsala: Sveriges Geologiska Undersökning, 1991.
MLA (9th ed.) CitationRingberg, Bertil. Late Weichselian Clay Varve Chronology and Glaciolacustrine Environment During Deglaciation in Southeastern Sweden. Sveriges Geologiska Undersökning, 1991.
Warning: These citations may not always be 100% accurate.