Quân, Bùi Hồng, and Nguyễn Đức Lượng. 2011. “LIPASE PRODUCTION BY PICHIA ANOMALA VTCC Y0787 USING DESIGN OF PLACKETT-BURMAN MATRIX AND CENTRAL COMPOSITE DESIGNS-RESPONSE SURFACE METHODOLOGY”. Vietnam Journal of Biotechnology 7 (4):493-500. https://doi.org/10.15625/1811-4989/7/4/12469.