Trung, Nguyen Thoi, and Ngo Thanh Phong. “Applying the Genetic Algorithm and the Consequential Convex Approximation Programming for Composite Structure Optimization”. <i>Vietnam Journal of Mechanics</i>, vol. 26, no. 4, Dec. 2004, pp. 247-56, doi:10.15625/0866-7136/26/4/5708.