Water Resources Research Center, Faculty of Engineering, Naresuan University, Phitsanulok, Thailand
Water Resources Research Center, Faculty of Engineering, Naresuan University, Phitsanulok, Thailand
Copyright © 2016 Sombat Chuenchooklin, Udomporn Pangnakorn et al. This is
an open access article distributed under the Creative Commons Attribution
License, which permits unrestricted use, distribution, and reproduction in any
medium, provided the original work is properly cited.