@article{GrotendorstShuangRenHalling1996,
  author    = {Grotendorst, Johannes and Shuang-Ren, Zhao and Halling, Horst},
  title     = {Calculation of the Potential Distribution for a Three-Layer Spherical Volume Conductor / Shuang-Ren, Zhao ; Grotendorst, Johannes ; Halling, Horst},
  series = {MapleTech . 2 (1996), H. 1},
  journal   = {MapleTech . 2 (1996), H. 1},
  isbn      = {1061-5733},
  pages     = {59 -- 66},
  year      = {1996},
  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{GrotendorstKlessDickhausetal.2004,
  author    = {Grotendorst, Johannes and Kless, A. and Dickhaus, T. and Meyer, W.},
  title     = {Data Mining in der pharmazeutischen Forschung und Entwicklung / Kless, A. ; Dickhaus, T. ; Meyer, W. ; Grotendorst, J.},
  series = {LITUS - Laboratory IT User Service. 1 (2004)},
  journal   = {LITUS - Laboratory IT User Service. 1 (2004)},
  pages     = {20 -- 21},
  year      = {2004},
  language  = {en}
}
@article{GrotendorstKlessEitrich2004,
  author    = {Grotendorst, Johannes and Kless, A. and Eitrich, T.},
  title     = {Data Mining in F \& E / Kless, A. ; Eitrich, T. ; Meyer, W. ; Grotendorst, J.},
  series = {BioWorld: Magazin f{\"u}r Molekularbiologische und Biotechnologische Applikationen. 9 (2004), H. 2},
  journal   = {BioWorld: Magazin f{\"u}r Molekularbiologische und Biotechnologische Applikationen. 9 (2004), H. 2},
  isbn      = {1424-8514},
  pages     = {22 -- 23},
  year      = {2004},
  language  = {en}
}
@article{GrotendorstScottAubertFreconetal.2004,
  author    = {Grotendorst, Johannes and Scott, Tony C. and Aubert-Fr{\´e}con, Monique and Hadinger, Gis{\`e}le},
  title     = {Asymptotically exact calculation of the exchange energies of one-active-electron diatomic ions with the surface integral method / Scott, Tony C. ; Aubert-Fr{\´e}con, Monique ; Hadinger, Gis{\`e}le ; Andrae, Dirk ; Grotendorst, Johannes ; Morgan Ill, John D.},
  series = {Journal of Physics B: Atomic, Molecular and Optival Physics. 37 (2004), H. 22},
  journal   = {Journal of Physics B: Atomic, Molecular and Optival Physics. 37 (2004), H. 22},
  isbn      = {0953-4075},
  pages     = {4451 -- 4469},
  year      = {2004},
  language  = {en}
}
@article{GrotendorstScottAubertFreconetal.2004,
  author    = {Grotendorst, Johannes and Scott, Tony C. and Aubert-Fr{\´e}con, Monique and Andrae, D. and Morgan III, J. D. and Glasser, M. L.},
  title     = {Exchange Energy for Two-Active-Electron Diatomic Systems within the Surface Integral Method / Scott,T. C .; Aubert-Fr{\´e}con, M. ; Andrae, D. ; Grotendorst, J. ; Morgan III, J. D. ; Glasser, M. L.},
  series = {Applicable Algebra in Engineering, Communication and Computing. 15 (2004), H. 2},
  journal   = {Applicable Algebra in Engineering, Communication and Computing. 15 (2004), H. 2},
  isbn      = {0938-1279},
  pages     = {101 -- 128},
  year      = {2004},
  language  = {en}
}
@article{GrotendorstScottAubertFrecon2006,
  author    = {Grotendorst, Johannes and Scott, Tony C. and Aubert-Fr{\´e}con, Monique},
  title     = {New Approach for the Electronic Energies of the Hydrogen Molecular Ion / Scott, Tony C. ; Aubert-Fr{\´e}con, Monique ; Grotendorst, Johannes},
  series = {Chemical Physics. 324 (2006), H. 2/3},
  journal   = {Chemical Physics. 324 (2006), H. 2/3},
  isbn      = {0301-0104},
  pages     = {323 -- 338},
  year      = {2006},
  language  = {en}
}
@article{GrotendorstEitrichKlessetal.2007,
  author    = {Grotendorst, Johannes and Eitrich, T. and Kless, A. and Druska, C.},
  title     = {Classification of Highly Unbalanced CYP450 Data of Drugs Using Cost Sensitive Machine Learning Techniques / Eitrich, T. ; Kless, A. ; Druska, C. ; Meyer, W. ; Grotendorst J.},
  series = {Journal of Chemical Information and Modeling. 47 (2007), H. 1},
  journal   = {Journal of Chemical Information and Modeling. 47 (2007), H. 1},
  isbn      = {1549-9596},
  pages     = {92 -- 103},
  year      = {2007},
  language  = {en}
}
@article{FredebeulKrein2010,
  author    = {Fredebeul-Krein, Markus},
  title     = {Die Abschaffung der Studiengeb{\"u}hren ist der falsche Weg},
  series = {Universit{\"a}t <K{\"o}ln> / Institut f{\"u}r Wirtschaftspolititk : Ordnungspolitischer Kommentar (2010)},
  journal   = {Universit{\"a}t <K{\"o}ln> / Institut f{\"u}r Wirtschaftspolititk : Ordnungspolitischer Kommentar (2010)},
  year      = {2010},
  language  = {de}
}
@article{FredebeulKrein2010,
  author    = {Fredebeul-Krein, Markus},
  title     = {Wirtschaftskrise : Staatliche F{\"o}rderung von glasfaserbasierten Breitbandnetzen?},
  series = {Wirtschaftsdienst. 90 (2010), H. 2},
  journal   = {Wirtschaftsdienst. 90 (2010), H. 2},
  isbn      = {0043-6275},
  pages     = {113 -- 117},
  year      = {2010},
  language  = {de}
}