TY  - JOUR
AU  - Hájek, Petr
TI  - Automatic listing of important observational statements. III
JO  - Kybernetika
PY  - 1974
SP  - 
EP  - 124
VL  - 10
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/KYB_1974__10_2_a2/
LA  - en
ID  - KYB_1974__10_2_a2
ER  -