1. Anonymous, Magnetostratigraphic polarity units—A supplementary chapter of the ISSC international stratigraphic guide, Geology, 7, 578–583, 1979.
2. Applegate, S. P., A preliminary study of the Tlayua Quarry near Tepexi de Rodríguez, Puebla, Rev. Soc. Mex. Paleontol., 1, 40–54, 1987.
3. Applegate, S. P., A new genus and species of pycnodont from the Cretaceous (Albian of central Mexico, Tepexi de Rodríguez, Puebla), Universidad Nacional Autonoma de México, Inst. Geol. Rev., 10, 164–178, 1992.
4. Applegate, S. P. and L. Espinosa-Arrubarrena, Lithostratigraphic limestone like deposits in Tepexi de Rodriguez, Puebla. Field guide for the excursion, edited by Espinosa Arrubarrena, Luis, Universidad Nacional Autonoma de Mexico, Inst. Geol. Rev., 7, 200–205, 1982.
5. Applegate, S. P., L. Espinosa-Arrubarrena, and P. Lopez-Neri, Las calizas litograficas de la cantera Tlayua en tepexi de Rodriguez, Puebla, Mexico, Sociedad Geologica Mexicana, Convencion Geologica Nacional, 7, Mexico D.F., Libreto-guia de la excursion a Tepexi de Rodriguez, Estado de Puebla, 1–83, 1984.