@article{RitzStender2002,
  author    = {Ritz, Thomas and Stender, Michael},
  title     = {Mobilit{\"a}t meistern - Integration von mobilen Akteuren durch ad-hoc Integrationskonzepte},
  series = {Wireless Technologien nutzbar machen: UMTS und alternative Netzwerktechnologien f{\"u}r innovative mobile Anwendungen in Vertrieb und Service},
  journal   = {Wireless Technologien nutzbar machen: UMTS und alternative Netzwerktechnologien f{\"u}r innovative mobile Anwendungen in Vertrieb und Service},
  year      = {2002},
  language  = {de}
}
@article{RitzStender2006,
  author    = {Ritz, Thomas and Stender, Michael},
  title     = {Modeling of B2B mobile commerce processes},
  series = {International Journal of Production Economics},
  volume    = {101},
  journal   = {International Journal of Production Economics},
  number    = {1},
  issn      = {0925-5273},
  doi       = {10.1016/j.ijpe.2005.05.017},
  pages     = {128 -- 139},
  year      = {2006},
  language  = {en}
}