@inproceedings{levkov_a_numerical_1996, 
author={Levkov, L. and Boin, M. and Meinert, D.},
title={A numerical simulation of a contrail},
year={1996},
booktitle = {Proceedings of the International Colloquim on Impact of Aircraft Emissions upon the Atmosphere},
pages = {449 - 453},
note = {Levkov, L.; Boin, M.; Meinert, D.: A numerical simulation of a contrail. In: Proceedings of the International Colloquim on Impact of Aircraft Emissions upon the Atmosphere. Paris (F), October 15-18, 1996, 1996.  449 - 453.}}