Cao Xuan Tuan, Nguyen Manh Hung, Vo Trung Hung*. (2017). A UNIFIED ENVIRONMEN FOR REPRESENTATION, STORAGE, EDITING AND HANDLING OF MATHEMATICAL FORMULA. The University of Danang - Journal of Science and Technology, 1(110), 64–69. Retrieved from https://jst-ud.vn/jst-ud/article/view/2856