Seismological Constraints on Stress in the Oceanic Lithosphere: Discussion Wortel, R. ; Stein, S. ; Fleitout, L. ; Murrell, S. ; Bull, J. ; Jones, E. J. W. ; Zoback, M. Abstract Publication: Philosophical Transactions of the Royal Society of London Series A Pub Date: October 1991 Bibcode: 1991RSPTA.337...71W