TY - JOUR AU - I. G. Velichko AU - A. I. Zinchenko TI - $V$-graphs and their relation to the problem of locating objects in a~plane JO - Prikladnaâ diskretnaâ matematika PY - 2013 SP - 41 EP - 46 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PDM_2013_4_a3/ LA - ru ID - PDM_2013_4_a3 ER -