@misc{petersen_deposition_of_1989, 
author={Petersen, G., Weber, H., Grassl, H.},
title={Deposition of atmospheric trace metals to the North Sea and the Baltic Sea},
year={1989},
howpublished = {conference lecture: Cambridge (GB);},
note = {Petersen, G.; Weber, H.; Grassl, H.: Deposition of atmospheric trace metals to the North Sea and the Baltic Sea. In: Dop, H. (Ed.): Proceedings of the Seventeenth International Meeting on Air Pollution Modelling and its Application (NATO-CCMS). Cambridge (GB). 1989. 581-583.}}