@book { GottfriedKellerDieLeutevonSeldwyla,
    title = "Gottfried Keller, «Die Leute von Seldwyla»",
    author = "Hans-Joachim {Hahn} and Uwe {Seja}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Oxford, United Kingdom",
    url = "https://www.peterlang.com/document/1102415"
}