@techreport{weko_53874_1, author = "吉田雄二 and 福村晃夫", title = "線図形の構造的処理とその応用", year = "1982", institution = "名古屋大学工学部, 名古屋大学工学部", number = "59(1981-CVIM-017)", month = "mar" }