A GUIDE-LEVEL OF THE UPPERMOST HAUTERIVIAN (LOWER CRETACEOUS) IN THE PELAGIC SUCCESSION OF UMBRIA-MARCHE APENNINES (CENTRAL ITALY): THE FARAONI LEVEL. RIPS [Internet]. 1993 Dec. 29 [cited 2026 Jul. 27];99(4). Available from: https://test-ojs-unimi-it.archicoop.it/index.php/RIPS/article/view/8897