The first shelly fauna from metamorphic rocks of the Sierras Pampeanas (La Cébila Formation, Sierra de Ambato, Argentina): age and paleogeographic implications. AMGH [Internet]. 2012 Dec. 18 [cited 2025 Sep. 21];44(2):493-8. Available from: https://ameghiniana.org.ar/index.php/ameghiniana/article/view/667