@book { ChangingConfigurationsinAdultEducationinTransitionalTimes,
    title = "Changing Configurations in Adult Education in Transitional Times",
    author = "Bernd {Käpplinger} and Steffi {Robak}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03075-4",
    url = "https://www.peterlang.com/document/1047648"
}