@book { BusinesstoBusinessMarktpltzeimGartenbau,
    title = "Business-to-Business-Marktplätze im Gartenbau",
    author = "Sebastian-Dominik {Jais}",
    year = "2001",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832431884",
    url = "https://m.diplom.de/document/218882"
}