TY - JOUR AU - N. Alon TI - Economical Coverings of Sets of Lattice Points. JO - Geometric and functional analysis PY - 1991 SP - 225 EP - 230 VL - 1 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/GFA_1991__1_2_58120/ ID - GFA_1991__1_2_58120 ER -