NUTRIENT EMISSIONS FROM DIFFUSE AND POINT SOURCES...
It was published in: Schreiber H., Behrendt H., Snizhko S. et.al. Nutrient emissions from diffuse and point sources into the river Danube and its main tributaries for the period of 1998-2000. Results and problems. Diffuse pollution and basin management. –Dublin. 2003. – P. 178-288.