@misc{brokmeier_preferred_orientation_1990, 
author={Brokmeier, H.-G., Bunge, H. J.},
title={Preferred orientation of lherzolithe},
year={1990},
howpublished = {report},
note = {Brokmeier, H.; Bunge, H.: Preferred orientation of lherzolithe. 1990.}}