Biares, Kurt, et al. “The Implementation and Effectiveness of City Ordinance No. 102 S. 2013 at Barangay Ugong Valenzuela City”. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research, vol. 1, no. 1, Apr. 2019, https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/1506.