@article{519923, author = "Gerhard W{\"o}rner and L. Lopez-Escobar and S. Moorbath and S. Horn and J. Entenmann and R. S. Harmon and J. D. Davidson", journal = "Revista geol{\'o}gica de Chile", number = "1", pages = "37-56", title = "{V}ariaciones geoquimicas, locales y regionales, en el arco volcanico andino del {N}orte de {C}hile (17°30'{S}-22°00'", volume = "19", year = "1992", }