@book { ErfolgschancenderGeschftsmodellevonStartupsimECommerce,
    title = "Erfolgschancen der Geschäftsmodelle von Start-ups im E-Commerce",
    author = "Thomas {Kowallik}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1098173"
}