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| Author | : | Jones, T.S. |
| Year of publication | : | 1938 |
| Title | : | Geology of Sierra de la Peña and paleontology of the Indidura Formation, Coahuila, Mexico. |
| Journal | : | Geological Society of America, Bulletin |
| Vol/No/Pages/Plates | : | 49: 69-150, 4 figs., 13 pls., 4 tabs. |
| Published in | : | New York, N.Y. |