@misc{levkov_a_numerical_1996, author={Levkov, L., Boin, M., Meinert, D.}, title={A numerical simulation of a contrail}, year={1996}, howpublished = {conference lecture: Paris (F);}, 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). 1996. 449-453.}}