Donner J..  1996.  The early and middle Weichselian interstadials in the central area of the Scandinavian glaciations. Quaternary Science Reviews. 15(5-6):471-479.

Donner J..  1995.  The effects of islands on the recession of the late Wisconsinan ice sheet margin in the De Geer Sea, Maine, Thesis. Dissertation/Thesis