Catanzariti, R., & Perilli, N. (2011). CHRONOSTRATIGRAPHIC FRAMEWORK OF THE EXTERNAL LIGURIAN UNITS (LATE CRETACEOUS; NORTHERN APENNINES; ITALY) BASED ON CALCAREOUS NANNOFOSSILS. Ofioliti, 36(1), 37-57. https://doi.org/10.4454/ofioliti.v36i1.393