@book { SocialMediabetweenHighSchoolGraduatesandHigherEducationInstitutions,
    title = "Social Media between High-School Graduates and Higher Education Institutions",
    author = "Lukas {Riedner}",
    year = "2015",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    url = "https://www.hausarbeiten.de/document/293725"
}