Weckström, K., Rasmussen, P. ., Vad Odgaard, B., Joest Andersen, T. ., Virtanen, T. and Olsen, J. (2010) “Recent changes in the nutrient status of a soft-water Lobelia lake, Hampen Sø, Denmark”, GEUS Bulletin. Copenhagen, Denmark, 20, pp. 43–46. doi: 10.34194/geusb.v20.4896.