图书情报工作
信息技术领域专利维持状况及影响因素研究
宋爽, 陈向东
Research on Patent Maintenance and Its Influencing Factors in the Field of Information Technology
Song Shuang, Chen Xiangdong
图书情报工作 . 2013, (18): 98 -103,132 .  DOI: 10.7536/j.issn.0252-3116.2013.18.017