FIXING A BASAL BERRIASIAN AND JURASSIC-CRETACEOUS (J-K) BOUNDARY - IS THERE PERHAPS SOME LIGHT AT THE END OF THE TUNNEL? RIPS [Internet]. 2011 Jul. 31 [cited 2026 Jul. 27];117(2). Available from: https://test-ojs-unimi-it.archicoop.it/index.php/RIPS/article/view/5976