Martl, M., Dietze, D., Darmo, J., Deutsch, C., Benz, A., Brandstetter, M., Unterrainer, K., Klang, P., Andrews, A. M., Schrenk, W., Strasser, G., & Gornik, E. (2010). Investigation of Double Metal THz Quantum Cascade Lasers by Terahertz Time-domain Spectroscopy. In Book of Abstracts (p. 1). http://hdl.handle.net/20.500.12708/71610