Citation: C. Rolff, Seasonal variation in delta C-13 and delta N-15 of size-fractionated plankton at a coastal station in the northern Baltic proper, MAR ECOL-PR, 203, 2000, pp. 47-65
Citation: C. Rolff et Gi. Agren, Predicting effects of different harvesting intensities with a model of nitrogen limited forest growth, ECOL MODEL, 118(2-3), 1999, pp. 193-211