Nawarat Wongrattanaumpai และ Tanasanee Phienthrakul. (2010) Knowledge sharing system for computer-base substation control system of provincial electricity authority, Thailand. Mahidol University:ม.ป.ท.Nawarat Wongrattanaumpai และ Tanasanee Phienthrakul. 2010. Knowledge sharing system for computer-base substation control system of provincial electricity authority, Thailand. ม.ป.ท.:Mahidol University;Nawarat Wongrattanaumpai และ Tanasanee Phienthrakul. Knowledge sharing system for computer-base substation control system of provincial electricity authority, Thailand. ม.ป.ท.:Mahidol University, 2010. Print.