@book { LifelongLearning,
    title = "Lifelong Learning",
    author = "Olav {Eikeland} and Hedvig {Johannesen}",
    year = "2024",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b21191",
    url = "https://www.peterlang.com/document/1369306"
}