Aguilera-Franco N. Cenomanian – Coniacian zonation (foraminifers and calcareous algae) in the Guerrero – Morelos basin, southern Mexico. revmexcg [Internet]. 2018 May 28 [cited 2025 Jun. 7];20(3):202-2. Available from: https://rmcg.unam.mx/index.php/rmcg/article/view/920