buitr%F3n1 - UNAMrmcg.unam.mx/12-2/(4)Buitron_1.pdf · and it is partially confined by El Aguacate...
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buitr%F3n1 - UNAMrmcg.unam.mx/12-2/(4)Buitron_1.pdf · and it is partially confined by El Aguacate and ... la Rosa. La Peña Azul and Las Trancas Formations; 2, El Abra and ... the
