TY - JOUR AU - Acketa Dragan TI - On the construction of all matroids on 7 elements at most JO - Novi Sad Journal of Mathematics PY - 1979 SP - 133 EP - 152 VL - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NSJOM_1979_9_Nonea_20/ ID - NSJOM_1979_9_Nonea_20 ER -