Moore, J. C.; Watkins, J. S.; Shipley, T. H.; Bachman, S. B.; Beghtel, F. W.; Butt, A.; Didyk, B. M.; Leggett, J. K.; Lundberg, N.; McMillen, K. J.; Niitsuma, N.; Shephard, L. E.; Stephan, J. F.; Stradner, H. (1979): Progressive accretion in the Middle America Trench, southern Mexico. Macmillan Journals, London, United Kingdom, Nature (London), 281 (5733), 638-642, georefid:1980-011697