@book { DemokratieinderSchule, title = "Demokratie in der Schule", subtitle = "Fallstudien zur demokratiebezogenen Schulentwicklung als Innovationsprozess", author = "Katharina D. {Giesel} and Gerhard {de Haan} and Tobias {Diemer}", year = "2007", publisher = "Peter Lang Verlag", address = "Berlin, Germany", url = "https://www.peterlang.com/document/1103434" }