Irvette Lourmarie M. Ramos-Gozun, Dante L. Silva, Kevin Lawrence M. De Jesus. “Sustainable Construction Framework in the Philippines: A Crossover Application of Back Propagation Artificial Neural Network for Industry4.0”. International Journal of Advanced Science and Technology, Vol. 29, no. 08, June 2020, pp. 2640 -49, http://sersc.org/journals/index.php/IJAST/article/view/23442.