Media type: E-Article Title: The P-wave upper mantle structure beneath an active spreading centre: the Gulf of California Contributor: Walck, Marianne c. imprint: Oxford University Press (OUP), 1984 Published in: Geophysical Journal International Language: English DOI: 10.1111/j.1365-246x.1984.tb01918.x ISSN: 0956-540X; 1365-246X Origination: Footnote: