000 006080000a22001690004500
001 1996
090 _a1996
100 _a19920804d19776 m||y0pory5003 ba
102 _aUK
200 _aUpper mantle structure beneath the Mid-Atlantic ridge north of Azores based on observations of compressional waves
_f L. Steinmetz, R. B. Whitmarsh, V. Sousa Moreira
300 _aGeophys. J.R. astr.Soc. London (50) 1977, p. 353-380
317 _aOrigem: INMG
606 _aCOMPOSIÇAO DA CROSTA TERRESTRE
_zINMG
675 _a553.3
_vmed
_zfre
700 1 _aSteinmetz
_bL.
701 1 _aWhitmarsh
_bR. B.
_4070
701 1 _aMoreira
_bV. Sousa
_4070