Sorabhop Limpanasil และ Pruittikorn Smithmaitrie. (2014) Vibration and Electrical Responses of a Modified Piezoelectric Cantilever Beam with the Unbalanced Spinning Cup. Thai Society of Mechanical Engineers:ม.ป.ท.Sorabhop Limpanasil และ Pruittikorn Smithmaitrie. 2014. Vibration and Electrical Responses of a Modified Piezoelectric Cantilever Beam with the Unbalanced Spinning Cup. ม.ป.ท.:Thai Society of Mechanical Engineers;Sorabhop Limpanasil และ Pruittikorn Smithmaitrie. Vibration and Electrical Responses of a Modified Piezoelectric Cantilever Beam with the Unbalanced Spinning Cup. ม.ป.ท.:Thai Society of Mechanical Engineers, 2014. Print.