@article{article886c1a45,
title   = {Mantle diversity beneath the Colombian Andes, Northern Volcanic Zone: constraints from Sr and Nd isotopes},
author = {Rodriguez-Vargas, A. and Koester, Edinei and Mallmann, Guilherme and Conceição, Rommulo Vieira and Kawashita, Koji and Weber, M. B. I.},
year = {2005},
doi = {10.1016/j.lithos.2004.09.027},
journal   = {Lithos}
}