Mujagic, E., Deutsch, C., Detz, H., Klang, P., Nobile, M., Andrews, A. M., Schrenk, W., Chen, J., Gmachl, C., Unterrainer, K., & Strasser, G. (2009). Surface Emitting MIR and THz Ring Cavities. In Programme and Abstracts (p. 17). http://hdl.handle.net/20.500.12708/71246