1. The marine Miocene deposits of North Colombia;Anderson,1927
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3. Descripción de 14672,24 pies de nucleos y 520 muestras de ripios de la Cuenca Sinú-San Jacinto. Contrato No. 235 de 2014,2014
4. Late Eocene to early Miocene calcareous nannofossil biostratigraphy from the san Jacinto fold belt, caribbean region of Colombia: stratigraphic implications;Arias-Villegas;Journal of South American Earth Sciences,,2023
5. Cenozoic coccolithophores: discoasterales (CC-B);Aubry,2014