TY - JOUR AU - V. P. Elizarov TI - Simplification methods for systems of linear equations over modules.~I JO - Trudy po diskretnoj matematike PY - 2003 SP - 56 EP - 74 VL - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TDM_2003_7_a3/ LA - ru ID - TDM_2003_7_a3 ER -