Th. S. Pollen Spectra from the Double Passage-Grave, Klekkendehøj, on Møn: Evidence of Swidden Cultivation in the Neolithic of Denmark. JDA [Internet]. 1988 Jun. 1 [cited 2024 Jul. 21];7:77-92. Available from: https://tidsskrift.dk/jda/article/view/127317