Onanong Sangphong และ Siradol Siridhara. (2011) Determination of Optimum Green Interval for Intersections with Excessive Green Time. <i>NARESUAN UNIVERSITY ENGINEERING JOURNAL</i>, <i>6</i>(1), 34-40.Onanong Sangphong และ Siradol Siridhara. "Determination of Optimum Green Interval for Intersections with Excessive Green Time". NARESUAN UNIVERSITY ENGINEERING JOURNAL 6 (2011):34-40.Onanong Sangphong และ Siradol Siridhara. Determination of Optimum Green Interval for Intersections with Excessive Green Time. คณะวิศวกรรมศาสตร์ มหาวิทยาลัยนเรศวร:ม.ป.ท. 2011.