@misc{ansmann_determination_of_1994, 
author={Ansmann, A., Wandinger, U., Weitkamp, C.},
title={Determination of Pinatubo-aerosol optical depth and microphysical parameters without critical assumptions},
year={1994},
howpublished = {conference lecture: Sendai (J);},
note = {Ansmann, A.; Wandinger, U.; Weitkamp, C.: Determination of Pinatubo-aerosol optical depth and microphysical parameters without critical assumptions. In: 17th International Laser Conference; Abstracts of Papers. Sendai (J). 1994. 375-377.}}