@article{BF00286829, author = "JonP. Davidson and NancyJ. McMillan and Stephen Moorbath and Gerhard W{\"o}rner and RussellS. Harmon and Leopoldo Lopez-Escobar", doi = "10.1007/BF00286829", issn = "0010-7999", journal = "Contributions to Mineralogy and Petrology", number = "4", pages = "412-432", publisher = "Springer-Verlag", title = "{T}he {N}evados de {P}ayachata volcanic region (18°{S}/69°{W}, {N}. {C}hile) {II}. {E}vidence for widespread crustal involvement in {A}ndean magmati", url = "http://dx.doi.org/10.1007/BF00286829", volume = "105", year = "1990", }