@misc{nagel_high_accuracy_2001, 
author={Nagel, D., Leiterer, U., Dier, H., Kats, A., Reichardt, J., Behrendt, A.},
title={High accuracy humidity measurements using the standardized frequency method with a research upper-air sounding system},
year={2001},
howpublished = {journal article},
note = {Nagel, D.; Leiterer, U.; Dier, H.; Kats, A.; Reichardt, J.; Behrendt, A.: High accuracy humidity measurements using the standardized frequency method with a research upper-air sounding system. Meteorologische Zeitschrift. 2001. vol. 10, no. 5, 395-405.}}