Geomagnetic micropulsations / [by] J. A. Jacobs. Jacobs, J. A. (John Arthur), 1916-2003. Geomagnetic micropulsations. QC801 .P46 vol. 1 538.7 20 JAG Includes bibliographies. Berlin ; New York, Springer-Verlag, 1970. 1970. 1970 Text viii, 179 p. : eng Physics and chemistry in space ; v. 1 Physics and chemistry in space ; v. 1