Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Matsumura Takeshi and Esashi Masayoshi and Harada Hiroshi and Tanaka Shuji,Vibration Mode Observation of Piezoelectric Disk-type Resonator by High Frequency Laser Doppler Vibrometer,"IEEJ Transactions on Electronics, Information and Systems",03854221,The Institute of Electrical Engineers of Japan,2011,131,6,1086-1093,https://cir.nii.ac.jp/crid/1390282679585948800,https://doi.org/10.1541/ieejeiss.131.1086