RT Journal Article SR Electronic(1) A1 Maria Osorio Araya, Ana A1 Neto, J.C.Hadler A1 Salazar, E. A1 Bigazzi, G. A1 Norelli, P. A1 Cortelli, MauroYR 1989 T1 DADOS PRELIMINARES NA DATAÇĂO DE OBSIDIANAS DO EQUADOR COM O METODO DO TRAÇO DE FISSĂO JF , VO OP SP cp-317-00173 DO https://doi.org/10.3997/2214-4609-pdb.317.sbgf179 PB European Association of Geoscientists & Engineers, SN 2214-4609, AB , UL https://www.earthdoc.org/content/papers/10.3997/2214-4609-pdb.317.sbgf179