Thu Huong, Pham, 		Thi Thuy, Le, 		Nho Thai, Dinh, AND 		Thi Hong Loan, Nguyen.
" Purification and characterization Catalase from Bacillus subtilis PY79" <em>VNU Journal of Science: Natural Sciences and Technology</em> [Online], Volume 33 Number 1S (10 October 2017)