@book { NatrlichgutdraufStimulanzienausderNatur,
    title = "Natürlich gut drauf - Stimulanzien aus der Natur",
    author = "Sebastian {Vigl} and Anne {Wanitschek}",
    year = "2020",
    publisher = "humboldt",
    address = "Hannover, Deutschland",
    url = "https://schluetersche.openpublishing.com/document/924923"
}