Omaña, L., Pons, J. M. and Cruz, R. (2021) “Biostratigraphy and paleoenvironment of Maastrichtian foraminiferal assemblages from a succession located NW of Tuxtla Gutiérrez, Chiapas (SE Mexico)”, Revista Mexicana de Ciencias Geológicas, 38(1), pp. 65–81. doi: 10.22201/cgeo.20072902e.2021.1.1598.