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GRAPTOLITOS CARADOCIANOS DE LA FORMACION YERBA LOCA Y DEL CÂș. LA CHILCA - DPTO. JACHAL, PROVINCIA DE SAN JUAN. AMGH [Internet]. 2013 Aug. 29 [cited 2025 Sep. 28];13(3-4):312-29. Available from: https://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/1504