V. Schwieger, and A. Beetz. International Conference on Innovative Technologies for an Efficient Geospatial Management of Earth Resources, Almaty, Kazakhstan, 18.-19.09., (2012)
A. Schmitt. 2nd International workshop on “Integration of Point- and Area- wise Geodetic Monitoring for Structures and Natural Objects” Stuttgart, Germany, 23.-24.Mar., (2015)
B. Zheng. International Workshop on Integration of Point- and Area-wise Geodetic Monitoring for Structures and Natural Objects. SSGA, Novosibirsk, Russia, (2014)
T. Wiltschko, and R. Schollmeyer. 6th European Congress and Exhibition on Intelligent Transport Systems and Services. Aalborg, Denmark, 18-20 June, (2007)