Text ( visual ) : unmediated Engineering / daychair M. Sugeno ; editors R. Lowen, M. Roubens. -- [s.l. : s.n.] , [199-]. -- 262 p. : ill. ; 29cm. -- (IFSA '91 Brussels). -- Includes bibliographical referenses. -- (BA14135373) ; https://ci.nii.ac.jp/ncid/BA14135373 Author Heading(s): 菅野, 道夫 ; Lowen, R. (Robert) ; Roubens, Marc ; International Fuzzy Systems Association