En Ingles:Peasants, Servants, and Sojourners: Itinerant Asians in Colonial New Spain, 1571-1720 By Furlong, Matthew J. "Slaves purchased by the indigenous elites, Spanish and Hokkiens of the colony seemed drawn most often from South Asia, particularly Bengal and South India, and less so, from other sources, such as East Africa, Brunei, Makassar, and Java..." Chapter 2 "Rural Ethnic Diversity" Page 164 (Translated from: "Inmaculada Alva Rodríguez, Vida municipal en Manila (siglos xvi-xvii) (Córdoba: Universidad de Córdoba, 1997), 31, 35-36."
David Martínez-Robles. «De Luzón a España». Archivo China-España, 1850-1950. Grupo de Investigación ALTER (Universitat Oberta de Catalunya). Consultado el 4 de enero de 2017.
