Sison, Antonio D. (2015). "Afflictive Apparitions: The Folk Catholic Imaginary in Philippine Cinema". Material Religion. 11 (4). Routledge: 421–442. doi:10.1080/17432200.2015.1103474. S2CID192961308.
Jose Alain Austria (2012), Hijos de Enero 9: Quiapo's Black Nazarene Procession as a Male Rite of Passage, Manila Journal, Volume 8, Number 1, page 15; Quote: "This year [2011] approximately 6.5 million devotees flocked to Quiapo and the Luneta, joining the longest procession on record of sixteen hours. (...) What seems to be pure mayhem in the eyes of the on-looker, or pure faith on the part of the religious, is also a complex of herculean tasks that the young male devotee must perform not only to gain graces, but also to earn the approval of both his peers, the elder male devotees, and most importantly the Nuestro Padre Jesus Nazareno.".
Michael M. Ramos (2015), POPULAR RELIGIOSITY: A FILIPINO EXPERIENCE OF AN INCULTURATED FAITH, Canadian International Journal of Social Science and Education, Volume 7, page 246; Quote: "This confraternity of the Nazarene was officially authorized by the bull of Pope Innocent X expedited in Rome on April 20, 1650, "By which the confraternity of N.P. Jesus Nazareno was erected and founded in the Church of the Agustinos Recoletos Descalzos in the city of Manila, and by virtue of which many graces and indulgences were granted to the members".
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Sison, Antonio D. (2015). "Afflictive Apparitions: The Folk Catholic Imaginary in Philippine Cinema". Material Religion. 11 (4). Routledge: 421–442. doi:10.1080/17432200.2015.1103474. S2CID192961308.