@book { ThePhilosophyofOpenLearning,
    title = "The Philosophy of Open Learning",
    author = "Markus {Deimann} and Michael Adrian {Peters}",
    year = "2016",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    doi = "10.3726/978-1-4539-1821-0",
    url = "https://www.peterlang.com/document/1109650"
}