@book { TheorieundPraxisderPsychodramaPsychotherapie,
    title = "Theorie und Praxis der Psychodrama-Psychotherapie",
    author = "Gabriele {Biegler-Vitek} and Monika {Wicher}",
    year = "2023",
    publisher = "facultas",
    address = "Wien, Österreich",
    url = "https://campus-lizenzen.facultas.at/document/1319077"
}