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| Author | : | Johnson, C.C. |
| Author 2 | : | Collins, L.S. |
| Author 3 | : | Kauffman, E.G. |
| Year of publication | : | 1988 |
| Reference letter | : | a |
| Title | : | Rudistid biofacies across the El Abra Formation (late Albian(?), early-middle Cenomanian), northeastern Mexico. |
| Journal | : | Transactions of the 11th Caribbean Geological Congress, 20th to 26th July, 1986, Bridgetown, Barbados |
| Vol/No/Pages/Plates | : | pp. 1.1-1.12, 11 figs., 2 tabs. |
| Published in | : | Barbados |