@conference {Schuldt2013,
	title = {A compact high-performance frequency reference for space applications},
	booktitle = {{29th Intl. Symposium on Space Technology and Science (ISTS 2013), Nagoya (Japan)}},
	year = {2013},
	author = {Schuldt, T and D{\"o}ringshoff, K and St{\"u}hler, J and Kovalchuk, E and M O Franz and Gohlke, M and Weise, D and Johann, U and Peters, A and Braxmaier, C}
}
