Research of cold and pat's lad David Tan Wah chit, d.SC. (2556 (2013)) has studied the traveling car in Khon Kaen University each day to suit the number of guests using the service.
Research and detention of Padma Ladda tonnes Chor Wah ฌi Gul (2556) studied the timetable in the university each day to suit the number of service users.
The research of Padma is cool and Pathan Tan วาฌิ G D (2556) study the schedule in Khon Kaen University on a daily basis to suit the application service.