Luong, Toi, and Tung Luu. “Study on Position of Vibrator in Curb Machine With Sliding Formwork”. Science and Technology Development Journal 16, no. 2 (June 30, 2013): 82-88. Accessed May 19, 2024. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/1519.