@book { InterventionenderNotfallpsychologie, title = "Interventionen der Notfallpsychologie", subtitle = "Was man tun kann, wenn das Schlimmste passiert", author = "Clemens {Hausmann}", year = "2021", publisher = "facultas", address = "Wien, Österreich", url = "https://campus-lizenzen.facultas.at/document/1274095" }