摘要
According to the problems now existing in the information retrieval system,the paper clarifies the necessity and specific pattern of a user oriented information retrieval system.
According to the problems now existing in the information retrieval system,the paper clarifies the necessity and specific pattern of a user oriented information retrieval system.
出处
《情报理论与实践》
CSSCI
北大核心
2000年第2期129-131,共3页
Information Studies:Theory & Application
