@book { DieEssentialFacilitiesDoktrinunterbesondererBercksichtigungdesgeistigenEigentums,
    title = "Die Essential-Facilities-Doktrin unter besonderer Berücksichtigung des geistigen Eigentums",
    author = "Peter {Sprickmann Kerkerinck}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1095170"
}