@book { SeriousGamesforGlobalEducation,
    title = "Serious Games for Global Education",
    author = "Claudia {Müller}",
    year = "2017",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b11802",
    url = "https://www.peterlang.com/document/1055537"
}