CATANZARITI, Rita; PERILLI, Nicola. AGE OF THE OTTONE UNIT IN THE ZIGNAGO AREA (EXTERNAL LIGURIAN UNITS, NORTHERN APENNINES): CONSTRAINTS FROM CALCAREOUS NANNOFOSSILS. Ofioliti, [S. l.], v. 31, n. 1, p. 11–24, 2006. DOI: 10.4454/ofioliti.v31i1.324. Disponível em: https://www.ofioliti.it/index.php/ofioliti/article/view/324. Acesso em: 4 may. 2026.