TY - JOUR AU - Oswaldo Lezama AU - Claudia Gallego TI - Matrix approach to noncommutative stably free modules and Hermite rings JO - Algebra and discrete mathematics PY - 2014 SP - 109 EP - 137 VL - 18 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ADM_2014_18_1_a10/ LA - en ID - ADM_2014_18_1_a10 ER -