@book { ProblemederDeregulierunginderdeutschenElektrizittswirtschaft,
    title = "Probleme der Deregulierung in der deutschen Elektrizitätswirtschaft",
    author = "Sven Oliver {Brückmann}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1098247"
}