Edward F. Olivera, Princess Katheryne H. Lopez, Rick Donald S. Manzon, Estrelita L. Bernardo, and Michael John Villar. “Geo Grid and Steel Netting for Road Slip Slope Protection Efficiency and Effectiveness Assessment: Department of Public Works and Highways, Aurora District, Philippines”. International Journal of Progressive Research in Science and Engineering 3, no. 01 (January 12, 2022): 24–30. Accessed August 7, 2022. https://journals.grdpublications.com/index.php/ijprse/article/view/496.