@BOOK{NAP2238, author = "National Research Council", title = "The National Geomagnetic Initiative", isbn = "978-0-309-04977-1", doi = "10.17226/2238", abstract = "This book provides a comprehensive review of geomagnetism and describes the scope of the science and its interdisciplinary importance. It explores a wide range of synergistic linkages in geophysical research and associated applications related to the geomagnetic field, as well as corresponding challenges and opportunities.", url = "https://nap.nationalacademies.org/catalog/2238/the-national-geomagnetic-initiative", year = 1993, publisher = "The National Academies Press", address = "Washington, DC" }