Regidor, J. R. F., Kubota, H., & Sakamoto, K. A comparative analysis of traffic impact assessment in the Philippines, Japan and South Korea: Implementation and the use of computer simulation as an analytical tool. Philippine Engineering Journal.

Regidor, Jose Regin F., Hisashi Kubota, and Kunihiro Sakamoto. "A Comparative Analysis of Traffic Impact Assessment in the Philippines, Japan and South Korea: Implementation and the Use of Computer Simulation as an Analytical Tool." Philippine Engineering Journal .

Regidor, Jose Regin F., et al. "A Comparative Analysis of Traffic Impact Assessment in the Philippines, Japan and South Korea: Implementation and the Use of Computer Simulation as an Analytical Tool." Philippine Engineering Journal, .