@book { GedchtnisundPsychomotoriktrainingimAlter,
    title = "Gedächtnis- und Psychomotoriktraining im Alter",
    author = "Marina {Da Cruz Silva}",
    year = "2006",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832498115",
    url = "https://m.diplom.de/document/224928"
}