Nasution, S.H., et al. “Morfological Variation of Endemic Fish Rainbow Celebensis (Telmatherina Celebensis Boulenger) in Lake Towuti, South Sulawesi”. Jurnal Akuakultur Indonesia, vol. 3, no. 2, Aug. 2007, pp. 5-11, https://doi.org/10.19027/jai.3.5-11.