@misc{weisse_estimation_of_1999, 
author={Weisse, R., Oestreicher, R.},
title={Estimation of long-term potential evaporation within the framework of the remediation of surface mine-sites},
year={1999},
howpublished = {GKSS report},
note = {Weisse, R.; Oestreicher, R.: Estimation of long-term potential evaporation within the framework of the remediation of surface mine-sites. GKSS 99-E-52. 1999.}}