TY - JOUR AU - Su, Yong TI - Smooth implications on a finite chain JO - Kybernetika PY - 2019 SP - 668 EP - 674 VL - 55 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14736/kyb-2019-4-0668/ DO - 10.14736/kyb-2019-4-0668 LA - en ID - 10_14736_kyb_2019_4_0668 ER -