@BOOK{NAP11680, author = "National Research Council", editor = "Charles W. Wessner", title = "The Telecommunications Challenge: Changing Technologies and Evolving Policies: Report of a Symposium", isbn = "978-0-309-10087-8", doi = "10.17226/11680", url = "https://nap.nationalacademies.org/catalog/11680/the-telecommunications-challenge-changing-technologies-and-evolving-policies-report-of", year = 2006, publisher = "The National Academies Press", address = "Washington, DC" }