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_ googlescholar is an online search engine that can search academic articles for free, which was developed by computer expert Anurag Acharya. It can help users find academic documents including periodical papers, dissertations, books, preprints, abstracts and technical reports, covering natural sciences, humanities, social sciences and other disciplines.

_oogle Scholar does a great job in academic search, and there is also a super easy-to-use gadget called "Google Alert", which is very simple to use. After turning on the reminder function, just enter the keywords related to your research into Google Alert, and then Google Academic will automatically send an email to remind you that "you have some papers to read!" Super practical for students who want to do literature review and find a large number of relevant academic papers!