THE CALLOVIAN-OXFORDIAN BOUNDARY IN BRITAIN: A REVIEW OF KEY SECTIONS AND THEIR CORRELATION WITH THE PROPOSED GLOBAL STRATOTYPE SECTION AND POINT FOR THE OXFORDIAN IN HAUTE PROVENCE, FRANCE. RIPS [Internet]. 2004 Mar. 31 [cited 2026 Jul. 27];110(1). Available from: https://test-ojs-unimi-it.archicoop.it/index.php/RIPS/article/view/6288