@book { SkyscrapingFrontiers,
    title = "Skyscraping Frontiers",
    author = "Sascha {Klein}",
    year = "2020",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b16970",
    url = "https://www.peterlang.com/document/1057852"
}