Renzo L. Tala, John Vincent G. Tongol, Reydolph P. Palma, Rick Donald S. Manzon, and Estrelita L. Bernardo, “Quantitative Analysis and Correlation between Safety Perception and Working Performance of Construction Workers in Pampanga, Philippines”, IJPRSE, vol. 2, no. 5, pp. 38–44, May 2021.