@book{Pfeiffer2004,
  author    = {Pfeiffer, Johann},
  title     = {Ein Beitrag zur systematischen Beschreibung der Parameter und deren Einfluss auf die Maßgenauigkeit und Oberfl{\"a}chenqualit{\"a}t bei der Erzeugung und Herstellung von Freiformgeometrien : das System CAD/CAM/CAQ - Generieren, Herstellen, Messen},
  publisher = {Fachhochsch.},
  address   = {Aachen},
  year      = {2004},
  language  = {de}
}
@book{PfeifferGauchel2004,
  author    = {Pfeiffer, Johann and Gauchel, Joachim},
  title     = {Kalibrierung Koordinatenmessger{\"a}t},
  publisher = {Fachhochsch.},
  address   = {Aachen},
  year      = {2004},
  language  = {de}
}
@article{Pfeiffer2004,
  author    = {Pfeiffer, Johann},
  title     = {Genauigkeit und Qualit{\"a}t von Freiformfl{\"a}chen / Projektleiter: Joachim Gauchel},
  series = {Forschungsbericht 2004 / Hrsg.: Der Rektor der Fachhochschule Aachen},
  journal   = {Forschungsbericht 2004 / Hrsg.: Der Rektor der Fachhochschule Aachen},
  publisher = {Fachhochsch.},
  address   = {Aachen},
  pages     = {180},
  year      = {2004},
  language  = {de}
}
@article{EnningZambouAbel2004,
  author    = {Enning, Manfred and Zambou, Nathan and Abel, Dirk},
  title     = {Nonlinear spacing control of following vehicles within platoon a controlled lagrangian approach / Zambou, Nathan ; Enning, Manfred ; Abel, Dirk},
  series = {NOLCOS, IFAC Symposium on Nonlinear Control Systems},
  journal   = {NOLCOS, IFAC Symposium on Nonlinear Control Systems},
  pages     = {1211 -- 1216},
  year      = {2004},
  language  = {en}
}
@article{StarkeCichon2004,
  author    = {Starke, G{\"u}nther and Cichon, Carsten},
  title     = {Fortgeschrittene Benutzeroberfl{\"a}che f{\"u}r eine neue Roboterkinematik in unstrukturierter Schweißumgebung},
  series = {Mechatronics \& robotics 2004 : Aachen, Germany, September 13 - 15, 2004 / [IEEE ...]. Drews, Paul [ed.].},
  journal   = {Mechatronics \& robotics 2004 : Aachen, Germany, September 13 - 15, 2004 / [IEEE ...]. Drews, Paul [ed.].},
  publisher = {Eysoldt},
  address   = {Aachen},
  isbn      = {3-938153-30-X},
  pages     = {373 -- 377},
  year      = {2004},
  language  = {de}
}
@article{StarkeHackel2004,
  author    = {Starke, G{\"u}nther and Hackel, Matthias},
  title     = {Integrierte Oberfl{\"a}chendigitalisierung f{\"u}r die flexible Automatisierung bei kleinen Losgr{\"o}ßen},
  series = {Mechatronics \& robotics 2004 : Aachen, Germany, September 13 - 15, 2004 / [IEEE ...]. Drews, Paul [ed.]},
  journal   = {Mechatronics \& robotics 2004 : Aachen, Germany, September 13 - 15, 2004 / [IEEE ...]. Drews, Paul [ed.]},
  publisher = {Eysoldt},
  address   = {Aachen},
  isbn      = {3-938153-30-X},
  pages     = {271 -- 275},
  year      = {2004},
  language  = {de}
}
@article{Gebhardt2004,
  author    = {Gebhardt, Andreas},
  title     = {Rapid Prototyping},
  series = {Landolt-B{\"o}rnstein - Group VIII Advanced Materials and Technologies‡Vol. 1 Laser Physics and Applications‡Subvol. C Laser Applications / authors: B{\"a}uerle, D. ...},
  journal   = {Landolt-B{\"o}rnstein - Group VIII Advanced Materials and Technologies‡Vol. 1 Laser Physics and Applications‡Subvol. C Laser Applications / authors: B{\"a}uerle, D. ...},
  publisher = {Heidelberg},
  address   = {Springer},
  isbn      = {3-540-00105-0},
  pages     = {105 -- 123},
  year      = {2004},
  language  = {en}
}
@book{Knepper2004,
  author    = {Knepper, Ludger},
  title     = {Aufbau eines Benchmark-Systems f{\"u}r operative Unternehmensprozesse},
  address   = {FH Aachen},
  year      = {2004},
  language  = {de}
}
@book{Knepper2004,
  author    = {Knepper, Ludger},
  title     = {Auslegung und Konstruktion von Hallentorantrieben},
  address   = {FH Aachen},
  year      = {2004},
  language  = {de}
}
@article{Grundmann2004,
  author    = {Grundmann, Reinhard},
  title     = {Raumlufttechnik, L{\"u}ftungstechnik, Klimatechnik, L{\"a}rm},
  series = {HLH - Zeitschrift f{\"u}r Heizung, L{\"u}ftung, Klimatechnik, Haustechnik. 55 (2004), H. 12},
  journal   = {HLH - Zeitschrift f{\"u}r Heizung, L{\"u}ftung, Klimatechnik, Haustechnik. 55 (2004), H. 12},
  isbn      = {0017-9906},
  pages     = {46 -- 49},
  year      = {2004},
  language  = {de}
}