@book { VollendungdesEUEnergiebinnenmarktesvsnationaleMarktabschottungen,
    title = "Vollendung des EU-Energiebinnenmarktes vs. nationale Marktabschottungen",
    author = "Martin {Gerig}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-04720-2",
    url = "https://www.peterlang.com/document/1048737"
}