Sularto, S., Febrianti, R. and Suharyanto, S. 2017. Estimates of genetic distance, combining ability and heterosis for body weight of cross four populations of giant gourami, Osphronemus goramy Lacepede 1801. Jurnal Iktiologi Indonesia. 17, 2 (Jun. 2017), 133-142. DOI:https://doi.org/10.32491/jii.v17i2.353.