Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Tani Takayuki and Gotoh Hiromitsu and Hirao Atsutoshi and Mohri Naotake,Effect of Insulating Si3N4 Ceramics on Removal Rate by EDM with Piezoelectric Device,International Journal of Electrical Machining,13417908,The Japan Society of Electrical Machining Engineers,2013,18,0,37-42,https://cir.nii.ac.jp/crid/1390282680733151488,https://doi.org/10.2526/ijem.18.37