@inproceedings{inproceedings577314db,
title   = {40Ar/39Ar geochronology on the east deseado massif, Chon Aike Lip, Argentinian Patagonia},
author = {Guido, Diego and Schalamuk, Isidoro and Tassinari, Colombo Celso Gaeta},
year = {2004},
publisher = {IUGS},
booktitle   = {International Geological Congress}
}