Thao, Nguyen Thi, 		Binh, Ta Thac, 		Khanh Linh, Pham Thi, 		Son, Vu Hong, AND 		Minh Tu, Nguyen.
" Enhancing the yield of chlorophyll a from fresh spirulina using ultrasound-assisted extraction" <em>Food Science and Applied Biotechnology</em> [Online], Volume 5 Iss. 1 (18 March 2022)