@book { RoutinginderElektromobilitt,
    title = "Routing in der Elektromobilität",
    author = "Vinh Yen {Cao}",
    year = "2011",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783842818613",
    url = "https://m.diplom.de/document/228548"
}