Nguyen, Thi Kim Cuc, Van Vinh Nguyen, Thanh Hung Nguyen, and Xuan Khai Pham. 2017. “Optimal Parameters Selection for 3D-Mechanical Surface Measuring Equipment Based on the Structured Light Gray Code”. Old Journal, no. 122B (November):22-27. https://jst.vn/index.php/old/article/view/872.