@misc{miscd9fd0c73,
title   = {Geochronologic constraints on magmatic and tectonic evolution of the Parana province},
author = {Renne, Paul and Mertz, D. F. and Ernesto, Márcia and Marques, Leila Soares and Teixeira, Wilson and Ens, Hendrik Herman and Richards, M. A.},
year = {1993},
booktitle   = {AGU Fall Meeting}
}