@book { BeyondColumbine,
    title = "Beyond Columbine",
    author = "Julie A. {Webber}",
    year = "2017",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    doi = "10.3726/978-1-4539-1176-1",
    url = "https://www.peterlang.com/document/1109834"
}