@misc{meissner_the_impact_1992, 
author={Meissner, R.},
title={The impact of agricultural landmanagement in Germany (East) on the water quality},
year={1992},
howpublished = {conference lecture: Burlington (CDN);},
note = {Meissner, R.: The impact of agricultural landmanagement in Germany (East) on the water quality. Workshop of the National Water Research Institute. Burlington (CDN), 1992.}}