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Pullapilly، Cyriac K. (1976). "The Izhavas of Kerala and their Historic Struggle for Acceptance in the Hindu Society". في Smith، Bardwell L. (المحرر). Religion and social conflict in South Asia. International studies in sociology and social anthropology. BRILL. ج. 22. ص. 24–46. ISBN:978-90-04-04510-1. مؤرشف من الأصل في 2023-05-24.