TY - JOUR AU - Morávek, Jaroslav TI - On hardly linearly provable systems JO - Applications of Mathematics PY - 1984 SP - 286 EP - 293 VL - 29 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.1984.104096/ DO - 10.21136/AM.1984.104096 LA - en ID - 10_21136_AM_1984_104096 ER -