Watit Kaewwaewnoi และ Asa Prateepasen. (2010) Leakage rate measurement of valve in fluid-transport system using acoustic emission /. King Mongkut's University of Technology Thonburi,:ม.ป.ท.Watit Kaewwaewnoi และ Asa Prateepasen. 2010. Leakage rate measurement of valve in fluid-transport system using acoustic emission /. ม.ป.ท.:King Mongkut's University of Technology Thonburi,;Watit Kaewwaewnoi และ Asa Prateepasen. Leakage rate measurement of valve in fluid-transport system using acoustic emission /. ม.ป.ท.:King Mongkut's University of Technology Thonburi, 2010. Print.