@book { PartTimeEmploymentinSwitzerland,
    title = "Part-Time Employment in Switzerland",
    author = "Irenka {Krone-Germann}",
    year = "2011",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    doi = "10.3726/978-3-0352-0069-0",
    url = "https://www.peterlang.com/document/1052338"
}