TY - JOUR AU - Novák, Vítězslav TI - Ternary structures and partial semigroups JO - Czechoslovak Mathematical Journal PY - 1996 SP - 111 EP - 120 VL - 46 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1996.127275/ DO - 10.21136/CMJ.1996.127275 LA - en ID - 10_21136_CMJ_1996_127275 ER -