The Swedish clay varve chronology.

von Ringberg, Bertil
Veröffentlicht in Laminated sediments. Symposium held at the European University Centre for Cultural Heritage, Ravello, june 1991.
Rixensart, 1994.
Umfang/Format: 25-34 : Abb. Taf.

The reactivated Geochronological Institute in Stockholm: the first clay-varve database.

von Andrén, Thomas
Veröffentlicht in Landscapes and life. Studies in honour of Urve Miller.
Rixensart, 1995.
Umfang/Format: 213-218 : Abb.