. Abinawanto. (2021). Palm Date, Phoenix dactylifera, L. Extract Effect on Spermatozoa Quality of Giant Grouper, Epinehelus lanceolatus (Bloch, 1970) after Frozen. Advanced Aspects of Engineering Research Vol. 2, 41–47. https://doi.org/10.9734/bpi/aaer/v2/7386D