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van Valkenburg, J.L.C.H.; Waluyo, E.B. (1991). Lemmens, R.H.M.J.; Wulijarni-Soetjipto, N. (penyunting). "Terminalia catappa L."Proseabase. Plant Resources of South-East Asia Foundation, Bogor, Indonesia. Diarkibkan daripada yang asal pada 4 Mac 2016. Dicapai pada 7 Apr 2010.