@book { EnergetischeMedizin,
    title = "'Energetische' Medizin",
    subtitle = "Gibt es nur physikalische Wirkprinzipien?",
    author = "Peter {Heusser}",
    year = "1998",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1087603"
}