Dung, Nguyen, Trinh Dung, and Tran Ba. “RESEARCHED THE METHOD TO DETERMINE ICE RATIO IN MATERIALS FREEZE AND OPTIMAL TEMPERATURE OF FREEZE IN STAGE 1 OF PROCESSING FREEZE - DRYING”. Science and Technology Development Journal 11, no. 12 (December 31, 2008): 74-86. Accessed December 22, 2024. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/2718.