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| Author | : | Imlay, R.W. |
| Year of publication | : | 1944 |
| Reference letter | : | b |
| Title | : | Cretaceous formations of central America and Mexico. |
| Journal | : | American Association of Petroleum Geologists, Bulletin |
| Vol/No/Pages/Plates | : | 28: 1077-1195, 16 figs. |
| Published in | : | Tulsa, Oklahoma |