Wohlfarth B., Lemdahl G., Olsson S., Persson T., Snowball I., Ising J., and Jones V. “Early Holocene Environment on Bjørnøya (Svalbard) Inferred from Multidisciplinary Lake Sediment Studies”. Polar Research, vol. 14, no. 2, Jan. 1995, pp. 253-75, doi:10.3402/polar.v14i2.6667.