@article{StulpeSwat2001,
  author    = {Stulpe, Werner and Swat, Maciej},
  title     = {Quantum States as Probability Measures},
  series = {Foundations of Physics Letters. 14 (2001), H. 3},
  journal   = {Foundations of Physics Letters. 14 (2001), H. 3},
  isbn      = {1572-9524},
  pages     = {285 -- 293},
  year      = {2001},
  language  = {en}
}
@article{WolfFoltzKillichetal.2001,
  author    = {Wolf, Martin R. and Foltz, Christian and Killich, Stephan and Schmidt, Ludger},
  title     = {Task and Information Modeling for Cooperative Work / Foltz, Christian ; Killich, Stephan ; Wolf, Martin ; Schmidt, Ludger ; Luczak, Holger},
  series = {Systems, social and internationalization design aspects of human-computer interaction / ed. by Michael J. Smith, Gavriel Salvendy Vol. 2},
  journal   = {Systems, social and internationalization design aspects of human-computer interaction / ed. by Michael J. Smith, Gavriel Salvendy Vol. 2},
  publisher = {-},
  isbn      = {0-8058-3608-X},
  pages     = {172 -- 176},
  year      = {2001},
  language  = {en}
}
@inproceedings{KellyHerrmannHale2001,
  author    = {Kelly, Bruce and Herrmann, Ulf and Hale, M.-J.},
  title     = {Optimization Studies for Integrated Solar Combined Cycle Systems},
  series = {Solar engineering 2001 : proceedings of the International Solar Energy Conference ; presented at the 2001 International Solar Energy Conference, a part of Forum 2001 - Solar energy: the power to choose, April 21 - 25, 2001, Washington, D.C.},
  booktitle = {Solar engineering 2001 : proceedings of the International Solar Energy Conference ; presented at the 2001 International Solar Energy Conference, a part of Forum 2001 - Solar energy: the power to choose, April 21 - 25, 2001, Washington, D.C.},
  publisher = {ASME},
  address   = {New York, NY},
  isbn      = {0-7918-1670-2},
  pages     = {393 -- 398},
  year      = {2001},
  language  = {en}
}