Mayuva Areekijseree; Arunee Engkagul; Uthaiwan Kovitvadhi; Amara Thongpan; Mingkwan Mingmuang; Satit Kovitvadhi. Activity Profiles at Different pH and Temperature of Cellulases and Lipases in Freshwater Pearl Mussel: Hyriopsis (Hyriopsis) bialatus, Simpson 1900. Agr. Nat. Resour. 2002, 36, 399-407.