1. Conodont biostratigraphy of chesterian strata (late mississippian-early pennsylvanian), east-central Idaho and southwestern Montana;Abplanalp;Mt. Geol.,2009
2. Permian paleogeography of west-central Pangea: reconstruction using sabkha-type gypsum-bearing deposits of Parnaíba Basin, Northern Brazil;Abrantes;Sediment. Geol.,2016
3. Register of increasing continentalization and palaeoenvironmental changes in the west-central pangaea during the Permian-Triassic, Parnaíba Basin, Northern Brazil;Abrantes;J. South Am. Earth Sci.,2019
4. Revisão geológica da bacia paleozoica do Maranhão;Aguiar,1971
5. Invertebrados neocarboníferos das Formações Piauí (Bacia do Parnaiba)e Itaituba (Bacia do Amazonas): taxonomia; análises cladistica das subfamilias oriocrassatellinae (crassatellacea, bivalvia) e neospiriferinae (spiriferoidea, brachiopoda);Anelli,1999