@book { ActiveTeachingandLearningMethodologiesinHigherEducation,
    title = "Active Teaching and Learning Methodologies in Higher Education",
    author = "Olga W. {Frik et al.}",
    year = "2019",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    url = "https://www.hausarbeiten.de/document/498110"
}