@article{BaatzButzBaeck2005,
  author    = {Udo Baatz and Hans-Werner Butz and Karin B{\"a}ck},
  title     = {Aspekte der Bildschirmprogrammierung im Rahmen des rechnergest{\"u}tzten Konstruierens. Some aspects of CRT-screen programming in computer aided design.},
  journal   = {eR - Elektronische Rechenanlagen},
  volume    = {14},
  number    = {5},
  pages     = {229 -- 235},
  doi       = {10.1524/itit.1972.14.16.229},
  year      = {2005},
}