@book { KronzeugenregelungimEGKartellrecht,
    title = "Kronzeugenregelung im EG-Kartellrecht",
    author = "Moritz {Schneider}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1098340"
}