@article{tzschichholz_beam_model_1994, 
author={Tzschichholz, F. and Herrmann, H. J. and Roman, H. E. and Pfuff, M.},
title={Beam model for hydraulic fracturing},
year={1994},
journal = {Physical Review  B},
volume = {49},
number = {10},
pages = {7056 - 7059},
note = {Tzschichholz, F.; Herrmann, H. J.; Roman, H. E.; Pfuff, M.: Beam model for hydraulic fracturing. In: Physical Review  B. Vol. 49 (1994) 10,  7056 - 7059.}}