TY - JOUR AU - Trlifaj, Jan TI - On countable von Neumann regular rings JO - Czechoslovak Mathematical Journal PY - 1991 SP - 1 EP - 7 VL - 41 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1991.102427/ DO - 10.21136/CMJ.1991.102427 LA - en ID - 10_21136_CMJ_1991_102427 ER -