Winlove A. Esteves, Jan-Simon A. Noveras III, Lorinda E. Pascual, and Rick Donald S. Manzon. “Significant Impact of Occupational Safety and Health Standards for Project Implementation in DPWH Aurora, Philippines”. International Journal of Progressive Research in Science and Engineering, vol. 3, no. 05, May 2022, pp. 204-13, https://journal.ijprse.com/index.php/ijprse/article/view/590.