Fabrication of damping models using magnetic fluids (ferrofluids) application for turning tool: Graduation project of Machine manufacturing technology/ Nguyen Phuc Nam, Le Minh Tri, Pham Thien Quang; Le Ba Tan (Advisor)--Ho Chi Minh city: Ho Chi Minh city University of technology and education, 2023 Call no.: CKM-43 671.35 N573-N174