Wiget, Andrew (1996). "Father Juan Greyrobe: Reconstructing Tradition Histories, and the Reliability and Validity of Uncorroborated Oral Tradition". Ethnohistory, Via Academic Room. 43 (3): 459–482. doi:10.2307/483453. JSTOR483453.
Wiget, Andrew (1996). "Father Juan Greyrobe: Reconstructing Tradition Histories, and the Reliability and Validity of Uncorroborated Oral Tradition". Ethnohistory, Via Academic Room. 43 (3): 459–482. doi:10.2307/483453. JSTOR483453.