@inproceedings{inproceedings44fa887a, title = {Potassium-argon ages and Sr87/Sr86 ratios of volcanic rocks from Easter Island}, author = {Gonzalez-Ferran, O. and Cordani, Umberto G. and Halpern, M}, year = {1974}, publisher = {s.n.]}, booktitle = {Symposium on Volcanology} }