Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Fukuhara Keisuke and Morita Nagayoshi,FDTD Simlation of Nonlinear Ultrasonic Pulse Propagation in ESWL Using Equations Including Lagrangian,"IEEJ Transactions on Electronics, Information and Systems",03854221,The Institute of Electrical Engineers of Japan,2007,127,8,1206-1211,https://cir.nii.ac.jp/crid/1390001204605702912,https://doi.org/10.1541/ieejeiss.127.1206