@inproceedings{inproceedingsef819501, title = {U-Pb shrimp zircon, Ar/ Ar geochronology and Nd isotopes from gneissic and granitoid rocks of the Illescas Massif, Peru: a southern extension of a fragmented late Paleozoic orogen?}, author = {Cardona, Agustin and Cordani, Umberto G. and Nutman, Allen}, year = {2008}, publisher = {INGEIS - Instituto de Geocronología y Geología Isotópica}, booktitle = {South American Symposium on Isotope Geology} }