Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 平塚 和人 and 浦井 隆宏,Magnetic Circuit Design of a Giant Magnetostrictive Actuator and Application to a Direct-Drive Servovalve.,TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series B,03875016,The Japan Society of Mechanical Engineers,1994,60,570,479-483,https://cir.nii.ac.jp/crid/1390282680870809728,https://doi.org/10.1299/kikaib.60.479