Appel, F., Bach, H., Loew, A., Ludwig, R., & Mauser, W. (2006). Monitoring and
modeling of the snow cover dynamic in Southern Germany - Capabilities of optical and microwave remote sensing. In Global
Developments in Environmental Earth Observation from Space: Proceedings of the 25th Symposium of the European-Association-of-Remote-Sensing-Laboratories
(EARSeL) (pp. 277-286).