TY - JOUR AU - Nath, Prem AU - Singh, Ranjit TI - Extreme symmetry and the directed divergence in information theory JO - Kybernetika PY - 1984 SP - 329 EP - 337 VL - 20 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1984__20_4_a5/ LA - en ID - KYB_1984__20_4_a5 ER -