Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) OKUSHIMA Keiji and HITOMI Katsundo,Flank Wear Progress and Variation of Tool Forces,Journal of the Japan Society of Precision Engineering,03743543,The Japan Society for Precision Engineering,1963,29,339,304-309,https://cir.nii.ac.jp/crid/1390282679707528832,https://doi.org/10.2493/jjspe1933.29.304