@book { SouverainetetimpuissancedansluvredeRobertWalser,
    title = "Souveraineté et impuissance dans l’œuvre de Robert Walser",
    author = "Konrad {Harrer}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1104229"
}