00380nam a2200133Ia 450000500170000000800410001702000180005808200200007610000220009624500630011826000250018130000120020665000280021820241223151337.0231217s9999    xx            000 0 und d  a9788120307773  a001.535  PAT;25  aPatterson, Dan W. 0aIntroduction to artificial intelligence and expert systems  c1990bPHIaNew Delhi  axv, 448  aartificial,intelligence