Nguyen Dinh Tung, and Do Thi Thanh Xuan. “STUDY ON SELECTION OF STRUCTURE AND CONSTRUCTION OF HYDRAULIC CONTROL CIRCUITS FOR LIFTING AND DISCHARGING THE CASSAVA ROOTS SYSTEM WITH CAPACITY 30-60 TONS”. UTEHY Journal of Science and Technology, Vol. 18, July 2018, pp. 23-29, https://tapchi.utehy.edu.vn/index.php/jst/article/view/105.