Duong, Nguyen Anh, Phan Luu Anh, Tran Thi Man, and Tran Thi Lan. 2020. “Research on the Use of Calcium Carbide Residue from the Acetylene Gas Manufacturing Factory to Produce Non-Calcined Brick”. Vietnam Journal of Earth Sciences 42 (2):141-51. https://doi.org/10.15625/0866-7187/42/2/14954.