Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KOJIMA Hirohisa and HIGASHI Masatake,Unified Features Management Based on Shape Properties and Design Intents (1st Report),Journal of the Japan Society for Precision Engineering,09120289,The Japan Society for Precision Engineering,1998,64,3,418-422,https://cir.nii.ac.jp/crid/1390282679741255680,https://doi.org/10.2493/jjspe.64.418