TY - JOUR AU - Jakubík, Ján TI - On weak direct product decompositions of lattices and graphs JO - Czechoslovak Mathematical Journal PY - 1985 SP - 269 EP - 277 VL - 35 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1985.102015/ DO - 10.21136/CMJ.1985.102015 LA - en ID - 10_21136_CMJ_1985_102015 ER -