Geophysical Abstracts, الأعداد 223-227

activity aeromagnetic aeromagnetic survey Akad amplitude Antarctica apparatus Author's abstract basalt basement basin biotite borehole Bouguer anomalies calculated Carnegie Inst chondrites composition correlation craters crustal curves deep density deposits depth determined discussed dlya Doklady Sovetskikh Earth earthquakes elastic electrical electromagnetic English summary enstatite Fizika Zemli formation frequency Geofiz Geol geologic Geologiya geomagnetic Geophys geophysical glacier gradient granitic gravimeter gravity anomalies indicate Internat interpretation investigations ionosphere isotopic Jour lava layer logging longitudinal waves magma magnetic anomalies magnetic field magnetotelluric measurements meteorites method minerals Moscow Nauk SSSR Izv observed obtained Ocean olivine paleomagnetic Precambrian pressure problems profiles Promyshlennosti radioactivity ratio recorded reflection region Rept Research rocks samples sedimentary sediments seismic seismograms seismology solar Soviet Antarctic Expedition stations structure surface survey tectonic telluric temperature thickness tion Trudy upper mantle values variations velocity vertical volcanic waves zone