@book { MakrokonomischesWachstumundgeographischeAgglomeration,
    title = "Makroökonomisches Wachstum und geographische Agglomeration",
    author = "Soon-Chan {Park}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1090243"
}