@misc{blawert_a_comparison_2005, 
author={Blawert, C., Swiostek, J., Dietzel, W., Letzig, D., Atrens, A.},
title={A comparison of properties of indirect and hydrostatic extruded AZ31},
year={2005},
howpublished = {conference lecture: Warschau (PL);},
note = {Blawert, C.; Swiostek, J.; Dietzel, W.; Letzig, D.; Atrens, A.: A comparison of properties of indirect and hydrostatic extruded AZ31. Corrosion 2005, International Conference Science & Economy New Challenges. Warschau (PL), 2005.}}