TY - JOUR AU - Jain, Priti AU - Tuteja, R. K. TI - On a coding theorem connected with ‘useful’ entropy of order $\alpha$ and type $\beta$ JO - Kybernetika PY - 1987 SP - 420 EP - 427 VL - 23 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1987__23_5_a7/ LA - en ID - KYB_1987__23_5_a7 ER -