Catanzariti, Rita, Andrea Cerrina Feroni, Michele Marroni, Giuseppe Ottria, and Luca Pandolfi. 2003. “Ophiolites Debris In The Aveto Unit (Trebbia Valley, Northern Apennines, Italy): A Record Of The Early Oligocene Apenninic Foredeep?”. Ofioliti 28 (1):71. https://doi.org/10.4454/ofioliti.v28i1.192.