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Preview | Issue Date | Title | Author(s) |
---|---|---|---|
2009 | New evidence of ammonites and its sedimentary context within Upper part of Chokolate Formation (Yura, Arequipa) | Alván De la Cruz, Aldo Alfonso; Acosta Pereira, Harmuth; Aldana Alvarez, Manuel Ismael | |
2009 | Sedimentary facies and ammonites relations between Arequipa and Tacna during Lower to Middle Jurassic | Alván De la Cruz, Aldo Alfonso; Acosta Pereira, Harmuth | |
2009-12 | Geocronología, geoquimica y estratigrafía volcánica del Cenozoico (Grupo Calipuy) en Otuzco y Huamachuco, Norte del Perú | Navarro Colque, Pedro Alexis; Mamani Huisa, Mirian Irene | |
2009 | Control estructural en la ocurrencia de yacimientos magmáticos-hidrotermales entre Huayllay y Cerro de Pasco Perú Central | Cueva Tintaya, Eber; Cerpa Cornejo, Luis Moroni |