TY - JOUR AU - John Debenham TI - An Analysis of Knowledge Base Maintenance JO - Computer Science and Information Systems PY - 2005 VL - 2 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CSIS_2005_2_1_a1/ ID - CSIS_2005_2_1_a1 ER -