TY - JOUR AU - P. V. Lebedev TI - Structural properties of minimal primitive digraphs JO - Prikladnaâ diskretnaâ matematika PY - 2018 SP - 66 EP - 75 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PDM_2018_3_a6/ LA - ru ID - PDM_2018_3_a6 ER -