@book { Smallandmediumsizedenterprisesglobalizationandtheinternet,
    title = "Small and medium-sized enterprises, globalization and the internet",
    author = "Oliver {Burgis}",
    year = "2002",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832461621",
    url = "https://m.diplom.de/document/221619"
}