TY - JOUR AU - M. M. Glukhov TI - On the matrices of transitions of differences for some modular groups JO - Matematičeskie voprosy kriptografii PY - 2013 SP - 27 EP - 47 VL - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MVK_2013_4_a2/ LA - ru ID - MVK_2013_4_a2 ER -