@book { NovaActaParacelsica2021, title = "Nova Acta Paracelsica 20/21", subtitle = "Doppelnummer 20/21 (2006/2007)", author = "Pia {Holenstein Weidmann}", year = "2007", publisher = "Peter Lang Verlag", address = "Lausanne, Switzerland", url = "https://www.peterlang.com/document/1102610" }