Research and Develop underwater scooters for diving: Graduation project of Mechanical Engineering/ Le Hoang Hoa, Tran Quoc Toan, Nguyen Minh Huy; Nguyen Vu Lan (Advisor)--Ho Chi Minh City: Ho Chi Minh City University of Technology and Education, 2023 Call no.: CĐT-46 629.220 42 L433-H678