Fernández López, Sixto Rafael2023-06-202023-06-202003https://hdl.handle.net/20.500.14352/58756engBathonian Working Group.journal articlehttp://jurassic.stratigraphy.org/__data/assets/pdf_file/0005/12389/ISJSNewsl.30.pdfopen access564.53BathonianAmmonitesPaleontología2416 Paleontología