de Klerk, Pim (2008). “Environmental impact of the Laacher See eruption at a large distance from the volcano: Integrated palaeoecological studies from Vorpommern (NE Germany)”. Palaeogeography, Palaeoclimatology, Palaeoecology270 (1–2): 196–214. Bibcode: 2008PPP...270..196D. doi:10.1016/j.palaeo.2008.09.013.
de Klerk, Pim (2008). “Environmental impact of the Laacher See eruption at a large distance from the volcano: Integrated palaeoecological studies from Vorpommern (NE Germany)”. Palaeogeography, Palaeoclimatology, Palaeoecology270 (1–2): 196–214. Bibcode: 2008PPP...270..196D. doi:10.1016/j.palaeo.2008.09.013.