Retrieved 25 June 2015. ↑ (Extracted from Truong Van Mon, “The Raja Praong Ritual: a Memory of the sea in Cham- Malay Relations”, in Memory And Knowledge Of The Sea In South Asia, Institute of Ocean and Earth Sciences, University of Malaya, Monograph Series 3, pp, 97-111. International Seminar on Maritime Culture and Geopolitics & Workshop on Bajau Laut Music and Dance”, Institute of Ocean and Earth Sciences and the Faculty of Arts and Social Sciences, University of Malaya, 23-24/2008) ↑ Dharma, Po. "The Uprisings of Katip Sumat and Ja Thak Wa (1833-1835)".