@misc{schartau_data_and_2007, 
author={Schartau, M.,Voelker, C.},
title={Data and Model - Mathematical Modeling},
year={2007},
howpublished = {lecture: Universitaet Bremen, FB Umweltphysik; 27.07.-07.09.2007},
note = {Online available at: \url{} (DOI). Schartau, M.; Voelker, C.: Data and Model - Mathematical Modeling. Universitaet Bremen, FB Umweltphysik, 2007.}}