RT Journal Article T1 Empleo de diagrafías para la identificación del Cretácico entre la Cordillera Ibérica y la Sierra de Altomira A1 Aracil Ávila, E. AB Cretaceous of the covered area between the Iberian Cordillera and the Altomira Range has been analyzed using well logs. Belmontejo 1A-Ledaña 1 correlation allowed the stablishment of the different Lithostratigraphic Units in the first well PB Sociedad Geológica de España YR 1990 FD 1990 LK http://hdl.handle.net/10272/18166 UL http://hdl.handle.net/10272/18166 LA spa DS Repositorio Institucional de la Universidad de Huelva RD 14 jul 2026