1. Google Scholar: Introduction and Evaluation Nan Qu (Subject Librarian, Capital Normal University Library, Beijing, China) Michael Bailou Huang (Associate Librarian, Health Sciences Center Library, Stony Brook University, USA)
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7. 简单检索界面 运算符: And 、 + 、 site 、“ ”、 Filetype : pdf 、 Memory – intitle: “visual memory” 高级检索 参数设置