@book{Ley1999,
  author    = {Ley, Wilfried},
  title     = {Raumflugbetrieb : Gemeinschaftsveranstaltung der FH Aachen, der DGLR und der DLR / 12. Raumfahrt-Kolloquium an der Fachhochschule Aachen, 11. November 1999. / Ley Wilfried [Hrsg.]},
  publisher = {DGLR},
  address   = {Bonn},
  isbn      = {3-932182-07-03},
  pages     = {VIII, 215 S. : zahlr. Ill., graph. Darst.},
  year      = {1999},
  language  = {de}
}
@book{Jochim1999,
  author    = {Jochim, Haldor E.},
  title     = {Verkehrswirtschaftliche Ermittlung von Qualit{\"a}tsmaßst{\"a}ben im Eisenbahnbetrieb},
  publisher = {Selbstverlag},
  address   = {Aachen},
  pages     = {111 S.},
  year      = {1999},
  language  = {de}
}
@article{Harder1999,
  author    = {Harder, J{\"o}rn},
  title     = {A crystallographic model for the study of local deformation processes in polycrystals},
  series = {International journal of plasticity. 15 (1999), H. 6},
  journal   = {International journal of plasticity. 15 (1999), H. 6},
  isbn      = {0749-6419},
  pages     = {605 -- 624},
  year      = {1999},
  language  = {en}
}
@article{SiebelTischendorf1999,
  author    = {Siebel, Lothar and Tischendorf, Joachim},
  title     = {Schildb{\"u}rgerstreich? Kritische Stellungnahme zur geplanten Energieeinsparverordnung EnEV 2000 / Tischendorf, Joachim; Siebel, Lothar},
  series = {Intelligente Architektur / AIT Spezial (1999)},
  journal   = {Intelligente Architektur / AIT Spezial (1999)},
  isbn      = {0949-2356},
  pages     = {18 -- 18},
  year      = {1999},
  language  = {de}
}
@article{SchoeningGlueckSchrothetal.1999,
  author    = {Sch{\"o}ning, Michael Josef and Gl{\"u}ck, O. and Schroth, P. and Sch{\"u}tz, S. (u.a.)},
  title     = {Microelectrodes, capacitors and BioFETs: Novel trends in silicon-based biochemical sensing},
  series = {Biocybernetics and Biomedical Engineering. 19 (1999), H. 1},
  journal   = {Biocybernetics and Biomedical Engineering. 19 (1999), H. 1},
  issn      = {0208-5216},
  pages     = {105 -- 126},
  year      = {1999},
  language  = {en}
}
@article{BienerSasseBoekers1999,
  author    = {Biener, Ernst and Sasse, T. and B{\"o}kers, H.},
  title     = {Preliminary or final capping of sanitary landfills? : Technical and economical aspects},
  series = {Sardinia 99 : proceedings / Seventh International Waste Management and Landfill Symposium, [4 - 8 October 1999, S. Margherita di Pula, Cagliari, Sardinia, Italy]. Ed.: Thomas H. Christensen. - Bd. 3 : Barriers, waste mechanics and landfill design},
  journal   = {Sardinia 99 : proceedings / Seventh International Waste Management and Landfill Symposium, [4 - 8 October 1999, S. Margherita di Pula, Cagliari, Sardinia, Italy]. Ed.: Thomas H. Christensen. - Bd. 3 : Barriers, waste mechanics and landfill design},
  publisher = {CISA, Environmental Sanitary Engineering Centre},
  address   = {Cagliari},
  pages     = {287 -- 294},
  year      = {1999},
  language  = {en}
}
@article{FoersterRosenauerOberstetal.1999,
  author    = {F{\"o}rster, Arnold and Rosenauer, A. and Oberst, W. and Gerthsen, D.},
  title     = {Atomic scale analysis of the indium distribution in InGaAs/GaAs (001) heterostructures: segregation, lateral indium redistribution and the effect of growth interruptions. Rosenauer, A. ; Oberst, W. ; Gerthsen, D. ; F{\"o}rster, A.},
  series = {Thin Solid Films. 357 (1999)},
  journal   = {Thin Solid Films. 357 (1999)},
  isbn      = {0040-6090},
  pages     = {18 -- 21},
  year      = {1999},
  language  = {en}
}
@article{FoersterZamdmerHuetal.1999,
  author    = {F{\"o}rster, Arnold and Zamdmer, N. and Hu, Qing and Verghese, S.},
  title     = {Mode-Discriminating Photoconductor and Coplanar Wave-Guide Circuits for Picosecond Sampling. Zamdmer, N.; Hu, Qing ; Verghese, S. ; F{\"o}rster, A.},
  series = {Applied Physics Letters. 74 (1999), H. 7},
  journal   = {Applied Physics Letters. 74 (1999), H. 7},
  isbn      = {1077-3118},
  pages     = {1039 -- 1041},
  year      = {1999},
  language  = {en}
}
@article{MuellerVeggianColauttiConteetal.1999,
  author    = {M{\"u}ller-Veggian, Mattea and Colautti, P. and Conte, V. and De Nardo, L.},
  title     = {Advanced TEPC (Tissue-equivalent proportional counters) for radiation monitoring},
  series = {Annual report / Istituto Nazionale di Fisica Nucleare, LNL, Laboratori Nazionali di Legnaro. 1998 (1999)},
  journal   = {Annual report / Istituto Nazionale di Fisica Nucleare, LNL, Laboratori Nazionali di Legnaro. 1998 (1999)},
  pages     = {106},
  year      = {1999},
  language  = {en}
}
@article{MaerckerAlm1999,
  author    = {Maercker, Gisela and Alm, Thomas},
  title     = {Stress-Szenarien f{\"u}r extreme Marktver{\"a}nderungen / Thomas Alm; Gisela Maercker},
  series = {Handbuch Bankenaufsicht und interne Risikosteuerungsmodelle : Quantifizierung und Analyse von Risiken mit bankinternen Modellen, bankaufsichtliche Anforderungen},
  journal   = {Handbuch Bankenaufsicht und interne Risikosteuerungsmodelle : Quantifizierung und Analyse von Risiken mit bankinternen Modellen, bankaufsichtliche Anforderungen},
  publisher = {Sch{\"a}ffer-Poeschel},
  address   = {Stuttgart},
  isbn      = {3-7910-1412-9},
  pages     = {267 -- 285},
  year      = {1999},
  language  = {de}
}