@misc{apel_a_multi_1988, 
author={Apel, U.,Lohse, H.,Mengelkamp, H.-T.,Mueller, A.,Siewers, H.},
title={A multi tethersonde/radiosonde receiving system},
year={1988},
howpublished = {conference paper,conference lecture: Boulder, CO (USA); 31.05.-03.06.1988},
note = {Online available at: \url{} (DOI). Apel, U.; Lohse, H.; Mengelkamp, H.; Mueller, A.; Siewers, H.: A multi tethersonde/radiosonde receiving system. In: Symposium on Lower Tropospheric Profiling: Needs and Technologies, a symposium to critically review and evaluate scientific needs and access current and projected technologies; extended abstracts. Boulder, CO (USA). 1988. 65-67.}}