Kry, Pheakun, Waraporn Putalun, and Natthida Weerapreeyakul. 2017. “The immobilization of Tyrosinase enzyme on Polyethersulfone membrane and its applications”. Asia-Pacific Journal of Science and Technology 13 (7):773-83. https://so01.tci-thaijo.org/index.php/APST/article/view/83621.