On the analytical form of the Earth's magnetic attraction expressed as a function of time /

Bibliographic Details

Main Author:	Carlheim-Gyllensköld, V.
Corporate Author:	United States. National Aeronautics and Space Administration
Format:	Government Document Microform Book
Language:	English
Published:	Washington, DC : National Aeronautics and Space Administration, [1983]
Series:	NASA technical memorandum ; 77344.
Subjects:	Geomagnetism. Earth (Planet) Magnetic fields. Time dependence.