The Arequita Formation (Lower Cretaceous): Petrographic features of the volcanic facies In the Laguna Merín Basin, east Uruguay. LAJSBA [Internet]. 31 de marzo de 2021 [citado 9 de julio de 2026];16(1):19-28. Disponible en: http://www.gananventas.com/lajsba/article/view/102