@misc{petersen_assessment_of_2001, author={Petersen, W., Callies, U.}, title={Assessment of Primary Production by Statistical Analysis of Water-Quality Data}, year={2001}, howpublished = {conference poster: Bad Wildungen (D);}, note = {Petersen, W.; Callies, U.: Assessment of Primary Production by Statistical Analysis of Water-Quality Data. In: Jahrestagung der Wasserchemischen Gesellschaft der GDCh. Bad Wildungen (D). 2001.}}