@BOOK{NAP9808, author = "National Research Council", title = "Protection of Federal Office Buildings Against Terrorism", isbn = "978-0-309-07646-3", doi = "10.17226/9808", url = "https://nap.nationalacademies.org/catalog/9808/protection-of-federal-office-buildings-against-terrorism", year = 1988, publisher = "The National Academies Press", address = "Washington, DC" }