@book { ThermodynamischeModellierungderEnergieumwandlunginPEMBrennstoffzellen,
    title = "Thermodynamische Modellierung der Energieumwandlung in PEM-Brennstoffzellen",
    author = "Thomas {Pfeifer}",
    year = "2002",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832459895",
    url = "https://m.diplom.de/document/221436"
}