TY - JOUR AU - V. Plekhanova TI - Co-operative learning in cognitive systems JO - Matematičeskoe modelirovanie PY - 2003 SP - 109 EP - 117 VL - 15 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MM_2003_15_12_a7/ LA - en ID - MM_2003_15_12_a7 ER -