@article{StepkesZimmermannMuelleretal.2013,
  author    = {Hermann Stepkes and Jochen Zimmermann and Karsten M{\"u}ller and Marko Siekmann and J{\"u}rgen Niessen and Daniela Hofmann and Johannes Pinnekamp},
  title     = {Georadarmess-System zur Kanalsanierung},
  journal   = {wwt Wasserwirtschaft und Wassertechnik. 2007, H. 3},
  pages     = {16 -- 19},
  year      = {2013},
}