GEOPHYSICAL OBSERVATORY REPORTS, YEAR 1970 - NAGYCENK GEOPHYSICAL OBSERVATORY (Sopron, 1971)
1970
Exchange copies oí these Reports may be obtained from: Geodetical and Geophysical Research Institute of the Hungarian Academy of Sciences Sopron, P. О. B. 9. (Hungary) Director: A. TÁRCZY-HORNOCH MEMBER OF THE HUNGARIAN ACADEMY OF SCIENCES MAGYAR füOOMÁNYOS AKAßEMu KŰNYVLLfA -