@article{SchmittNoltemeierWidera97,
  authorLONG    = {Georg Schmitt and
               Hartmut Noltemeier and
               Manfred Widera},
  author    = {G. Schmitt and
               H. Noltemeier and
               M. Widera},
  title     = {Inkrementelle temporale {C}onstraintpropagierung},
  journal   = {KI},
  volume    = {11},
  number    = {1},
  year      = {1997},
  pages     = {7-13}
}