@book { AvatarizeMyself,
    title = "Avatarize Myself",
    subtitle = "Klinisch-psychologische Aspekte des Online-Gaming bei verschiedenen Genres",
    author = "Vera {Muttenthaler}",
    year = "2011",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783842819269",
    url = "https://m.diplom.de/document/228571"
}