Pham Ngoc Thang, & Bui Thi Kim Thoa. (2023). ERROR REDUCTION IN MEASUREMENT DEVICE OF SUBTRACTION OF TWO NON-ELECTRIC QUANTITIES BY STRUCTURE OF TWO TIMES INTERGAL METHOD. UTEHY Journal of Science and Technology, 37, 73-78. Retrieved from http://tapchi.utehy.edu.vn/index.php/jst/article/view/590