TY - BOOK AU - Runcorn, S. K. AU - Creer, K. M. Jacobs, J. A. ED - Proceedings of a Royal Society discussion meeting TI - The earth's core: its structure, evolution, and magnetic field : proceedings of a royal society discussion meeting held on 27 and 28 January 1982 SN - 854031928 PY - 1982/// CY - London PB - Royal Society KW - Secular VariationsCore-mantleGeomagnetic FieldGeophysical InterpretationsMagnetic FieldMagnetic Field-earthMagnetic Observations ER -