RT Conference Proceedings T1 Ammonite taphonomy in the Albarracinites beds(Lower Bajocian, Iberian Range, Spain) A1 Fernández López, Sixto Rafael YR 2010 FD 2010 LK https://hdl.handle.net/20.500.14352/45915 UL https://hdl.handle.net/20.500.14352/45915 LA eng DS Docta Complutense RD 6 abr 2025