@book{Grotendorst2002,
  author    = {Grotendorst, Johannes},
  title     = {Quantum Simulations of Complex Many-Body Systems: From Theory to Algorithms, Audio-Visual Lecture Notes / Grotendorst, Johannes [Ed.]},
  publisher = {NIC},
  address   = {J{\"u}lich},
  isbn      = {3-00-010000-8},
  pages     = {DVD},
  year      = {2002},
  language  = {en}
}
@book{Grotendorst2000,
  author    = {Grotendorst, Johannes},
  title     = {Workshop on Molecular Dynamics on Parallel Computers John von Neumann Institute for Computing (NIC), Research Centre J{\"u}lich, Germany 8 - 10 February 1999},
  publisher = {World Scientific},
  address   = {Singapore},
  isbn      = {981-02-4232-8},
  pages     = {XI, 379 S. : Ill., graph. Darst.},
  year      = {2000},
  language  = {en}
}
@book{Grotendorst2000,
  author    = {Grotendorst, Johannes},
  title     = {Modern methods and algorithms of quantum chemistry : winter school, 21 - 25 February 2000, Forschungszentrum J{\"u}lich, Germany ; proceedings / organized by John-von-Neumann-Institute for Computing (NIC). Ed. by Johannes Grotendorst ... 2. ed.},
  publisher = {NIC},
  address   = {J{\"u}lich},
  isbn      = {3-00-005834-6},
  pages     = {IV, 638 S. : graph. Darst.},
  year      = {2000},
  language  = {en}
}
@book{Grotendorst2000,
  author    = {Grotendorst, Johannes},
  title     = {Modern methods and algorithms of quantum chemistry : winter school, 21 - 25 February 2000, Forschungszentrum J{\"u}lich, Germany ; proceedings / organized by John-von-Neumann-Institute for Computing (NIC). Ed. by Johannes Grotendorst ...},
  publisher = {NIC},
  address   = {J{\"u}lich},
  isbn      = {3-00-005618-1},
  pages     = {IV, 562 S.},
  year      = {2000},
  language  = {en}
}
@book{Grotendorst2000,
  author    = {Grotendorst, Johannes},
  title     = {Modern methods and algorithms of quantum chemistry : winter school, 21 - 25 February 2000, Forschungszentrum J{\"u}lich, Germany ; Poster Presentations / organized by John-von-Neumann-Institute for Computing (NIC). Ed. by Johannes Grotendorst ...},
  publisher = {NIC},
  address   = {J{\"u}lich},
  isbn      = {3-00-005746-3},
  pages     = {77 S.},
  year      = {2000},
  language  = {en}
}
@article{GrotendorstDornseiffer2000,
  author    = {Grotendorst, Johannes and Dornseiffer, J{\"u}rgen},
  title     = {Computer-aided Modelling and Simulation of the Thermodynamics of Steam Reforming / Grotendorst, Johannes ; Dornseiffer, J{\"u}rgen},
  series = {Mathematics and Computers in Simulation. 51 (2000), H. 5},
  journal   = {Mathematics and Computers in Simulation. 51 (2000), H. 5},
  isbn      = {0378-4754},
  pages     = {451 -- 471},
  year      = {2000},
  language  = {en}
}
@article{Stulpe2009,
  author    = {Stulpe, Werner},
  title     = {Density Operator},
  series = {Compendium of Quantum Physics : concepts, experiments, history and philosophy / Daniel Greenberger ... ed.},
  journal   = {Compendium of Quantum Physics : concepts, experiments, history and philosophy / Daniel Greenberger ... ed.},
  publisher = {Springer},
  address   = {Berlin},
  isbn      = {978-3-540-70622-9},
  pages     = {166 -- 169},
  year      = {2009},
  language  = {en}
}
@article{StulpeScholz2009,
  author    = {Stulpe, Werner and Scholz, Erhard},
  title     = {Hilbert Space / Scholz, Erhard ; Stulpe, Werner},
  series = {Compendium of Quantum Physics : concepts, experiments, history and philosophy / Daniel Greenberger ... ed.},
  journal   = {Compendium of Quantum Physics : concepts, experiments, history and philosophy / Daniel Greenberger ... ed.},
  publisher = {Springer},
  address   = {Berlin},
  isbn      = {978-3-540-70622-9},
  pages     = {291 -- 295},
  year      = {2009},
  language  = {en}
}
@article{Stulpe2009,
  author    = {Stulpe, Werner},
  title     = {Operator},
  series = {Compendium of Quantum Physics : concepts, experiments, history and philosophy / Daniel Greenberger ... ed.},
  journal   = {Compendium of Quantum Physics : concepts, experiments, history and philosophy / Daniel Greenberger ... ed.},
  publisher = {Springer},
  address   = {Berlin},
  isbn      = {978-3-540-70622-9},
  pages     = {440 -- 444},
  year      = {2009},
  language  = {en}
}
@article{Stulpe2009,
  author    = {Stulpe, Werner},
  title     = {Projection},
  series = {Compendium of Quantum Physics : concepts, experiments, history and philosophy / Daniel Greenberger ... ed.},
  journal   = {Compendium of Quantum Physics : concepts, experiments, history and philosophy / Daniel Greenberger ... ed.},
  publisher = {Springer},
  address   = {Berlin},
  isbn      = {978-3-540-70622-9},
  pages     = {497 -- 499},
  year      = {2009},
  language  = {en}
}