@Article{hgss-3-151-2012,
AUTHOR = {Fricke, R. G. A. and Schlegel, K.},
TITLE = {100th anniversary of the discovery of cosmic radiation: the role of Günther and Tegetmeyer in the development of the necessary instrumentation},
JOURNAL = {History of Geo- and Space Sciences},
VOLUME = {3},
YEAR = {2012},
NUMBER = {2},
PAGES = {151--158},
URL = {https://hgss.copernicus.org/articles/3/151/2012/},
DOI = {10.5194/hgss-3-151-2012}
}