@incollection{AugensteinGuerzenichKuperjansetal.2004,
  author    = {Augenstein, Eckardt and G{\"u}rzenich, D. and Kuperjans, Isabel and Wrobel, G.},
  title     = {TOP-Energy : softwaregest{\"u}tzte Analyse und Optimierung industrieller Energieversorgungssysteme},
  series = {Entwicklungslinien der Energietechnik 2004},
  booktitle = {Entwicklungslinien der Energietechnik 2004},
  edition   = {CD-ROM-Ausg.},
  publisher = {VDI},
  address   = {D{\"u}sseldorf},
  year      = {2004},
  language  = {de}
}
@incollection{BouvyKuperjans2004,
  author    = {Bouvy, C. and Kuperjans, Isabel},
  title     = {Mikro-Gasturbinen : eine neue Technologie zur Kraft-W{\"a}rme-Kopplung in kleinen und mittleren Unternehmen},
  series = {Entwicklungslinien der Energietechnik 2004},
  booktitle = {Entwicklungslinien der Energietechnik 2004},
  edition   = {CD-ROM-Ausg.},
  publisher = {VDI-Verlag},
  address   = {D{\"u}sseldorf},
  year      = {2004},
  language  = {de}
}
@incollection{KnocheKruskaWeberetal.2001,
  author    = {Knoche, K. F. and Kruska, Martin and Weber, P. and Kuperjans, Isabel},
  title     = {Energiemanagement},
  series = {Lexikon Nachhaltiges Wirtschaften. - (Lehr- und Handb{\"u}cher zur {\"o}kologischen Unternehmensf{\"u}hrung und Umwelt{\"o}konomie)},
  booktitle = {Lexikon Nachhaltiges Wirtschaften. - (Lehr- und Handb{\"u}cher zur {\"o}kologischen Unternehmensf{\"u}hrung und Umwelt{\"o}konomie)},
  editor    = {Schulz, Werner F.},
  publisher = {Oldenbourg},
  address   = {M{\"u}nchen [u.a.]},
  isbn      = {3-486-24523-6},
  pages     = {88 -- 92},
  year      = {2001},
  language  = {de}
}
@incollection{KruskaKuperjans1999,
  author    = {Kruska, Martin and Kuperjans, Isabel},
  title     = {An{\´a}lisis Thermodin{\´a}micos : [Cap{\´i}tulo 3.3]},
  series = {Uso racional de energ{\´i}a : eficiencia energ{\´e}tica y energ{\´i}as renovables. - (Manual para consultores y expertos)},
  booktitle = {Uso racional de energ{\´i}a : eficiencia energ{\´e}tica y energ{\´i}as renovables. - (Manual para consultores y expertos)},
  publisher = {Ministerio de Energ{\´i}a y Minas},
  address   = {Lima},
  pages     = {3.3-1 -- 3.3-15},
  year      = {1999},
  language  = {es}
}