TY - JOUR AU - Jakubík, Ján TI - Mixed product decompositions of a directed group JO - Czechoslovak Mathematical Journal PY - 1991 SP - 429 EP - 435 VL - 41 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1991.102477/ DO - 10.21136/CMJ.1991.102477 LA - en ID - 10_21136_CMJ_1991_102477 ER -