TY  - JOUR
AU  - Inuiguchi, Masahiro
TI  - Calculations of graded ill-known sets
JO  - Kybernetika
PY  - 2014
SP  - 216
EP  - 233
VL  - 50
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.14736/kyb-2014-2-0216/
DO  - 10.14736/kyb-2014-2-0216
LA  - en
ID  - 10_14736_kyb_2014_2_0216
ER  -