Szwedzki prof. geologii; paleoekologia, historia roślinności, lasów i krajobrazów kulturowych.

Palaeoecological events during the last 15 000 years / ed. by B. E. Berglund [et al.]. - Chichester, 1996.

LIBRIS online

NKP in VIAF, 4.01.2019

An introduction to a Scandinavian pollen flora / by G. Erdtman, B. Berglund and J. Praglowski. - Stocholm, 1961.