Detkamhaeng, Nichaphat, Wanchai Worawattanamateekul, and Jirapa Hinsui. 2016. “Production of Protein Hydrolysate from Yellowfin (Thunnus Albacares) and Skipjack Tuna (Katsuwonous Pelamis) Viscera”. Journal of Fisheries and Environment 40 (2). Bangkok, Thailand:51-67. https://li01.tci-thaijo.org/index.php/JFE/article/view/80922.