TY - JOUR AU - Niederle, Josef TI - On skeletal and irreducible elements in tolerance lattices of finite distributive lattices JO - Časopis pro pěstování matematiky PY - 1982 SP - 23 EP - 29 VL - 107 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CPM.1982.108319/ DO - 10.21136/CPM.1982.108319 LA - en ID - 10_21136_CPM_1982_108319 ER -