Pons, JM; Vicens, E; Pichardo, Y; Aguilar, J; Oviedo, A; Alencaster, G; García-Barrera, P
(2010)
up to now it and Santonian and Turonian units have been mapped as the El Abra Formation in most available geological maps. Recognition of the successive carbonate platform intervals, between El Abra and Cardenas formations, ...