TY - BOOK AU - O'Nions, R. K., ed. Clayton, Robert W., ed. Parsons, B., ed. ED - Royal Society Discussion Meeting TI - Seismic tomography and mantle circulation : proceedings of a royal society discussion meeting held on 13 and 14 April 1988 SN - 0-85403-382-3 PY - 1989/// CY - London PB - The Royal Society KW - Earth-interior-measurementEarth-mantle-circulationMantle ConvectionSeismic Waves,use Of N1 - First published in Phil Trans R.S.L."A", v.328/1599 ,p. 289-442 ER -