@misc{krull_comments_on_1994, 
author={Krull, W.},
title={Comments on the future activities of the RERTR program – Part II},
year={1994},
howpublished = {conference lecture: Williamsburg, VA (USA);},
note = {Krull, W.: Comments on the future activities of the RERTR program – Part II. 17. RERTR Meeting. Williamsburg, VA (USA), 1994.}}