TY - JOUR AU - Ježek, Jaroslav AU - Slavík, Václav TI - Incomparably continuable sets of semilattices JO - Mathematica Bohemica PY - 2000 SP - 135 EP - 137 VL - 125 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/MB.2000.125962/ DO - 10.21136/MB.2000.125962 LA - en ID - 10_21136_MB_2000_125962 ER -