Pastuszak, M.; Siegel, H.; Sitek, S.; Gerth, M.; Tschersich, G.; Nagel, K.; Grelowski, A. (1999). Impact of water temperature on nutrient concentrations in the Oder estuary in 1996-1998. Dtsch. Hydrogr. Z. 51(1): 423-439, meer
Voss, M.; Liskow, I.; Elmgren, R.; Rolff, C.; Heiskanen, A.-S.; Kuuppo, P.; Pastuszak, M.; Schulte, U.; Stegemann, C. (2003). Significance of anthropogenic nitrogen for the central Baltic Sea N-cycling (SIGNAL) (a study by means of stable isotopes, δ 15N, δ 13C and δ 18O), in: Caumette, P. et al.The impact of human activities on the marine environment quality and health: the EC impacts cluster: Proceedings of the first workshop (February 2002, Pau, France). pp. 101-115, meer