Journal of South American Earth Sciences
Journal of South American Earth Sciences > 2008 > 26 > 4 > 424-434
Journal of South American Earth Sciences > 2012 > 37 > Complete > 202-207
Journal of South American Earth Sciences > 2008 > 26 > 4 > 424-434
Journal of South American Earth Sciences > 2012 > 37 > Complete > 202-207