1. Abraham, S. A. (2002). Social Complexity in Early Tamilakam: Sites and Ceramics from the Palghat Gap, Kerala, India. University of Pennsylvania, Philadelphia.
2. Al-Tabari, Abu Ja’far M. (1999 [915 CE]). The History of Al-Tabari (Ta’rikh al-Rusul Wa’l-Muluk): The Sasanids, the Byzantines, the Lakhmids, and Yemen, Vol. V, Bosworth, C. E. (trans.), State University of New York Press, Albany.
3. Alagarswami, K. and Chellam, A. (1977). Change of form and dimensional relationship in the pearl oyster Pinctada fucata from Gulf of Mannar. Indian Journal of Fisheries 24 (1 & 2): 1–14.
4. Ali, A. (2006). Pearl Industry during the British Period of Sri Lanka. Murdoch University, Perth.
5. Antczak, A. T., Antczak, M. M., Antczak, O., and Buffet, L. A. L. (2019). Rancherías: historical archaeology of early colonial campsites on Margarita and Coche Islands, Venezuela. In Hofman, C. and Keehnen, F. (eds.), Material Encounters and Indigenous Transformations in the Early Colonial Americas. Brill, Leiden, pp. 146–174.