Kim, H., K. Do, V. Truong, V. Bui, and C. Nguyen. “OPTIMIZATION MIX PROPORTION OF EXPANDED POLYSTYRENE LIGHTWEIGHT CONCRETE FOR MANUFACTURE W ALL AND FLOOR PANELS OF BUILDING ASSEMBLED”. Science and Technology Development Journal, Vol. 13, no. 2, June 2010, pp. 14-28, doi:https://doi.org/10.32508/stdj.v13i2.2114.