Downloading foreign literature is more complicated than downloading Chinese, so it is necessary to find out which database this literature comes from, because only this database has this copyright, just like some songs are the exclusive copyright of QQ music, which can't be heard or downloaded in Netease Cloud Music. This paper will answer all kinds of questions encountered in foreign language literature retrieval and introduce some commonly used foreign language literature retrieval methods.

First, when searching and downloading a foreign language document you want, we know the title of the article but don't know where to download it. We can go to Google Academic Search first. In the English database of Library 98, click "Google Academic Portal" to enter Google Academic:

On Google's academic homepage, enter the document title, references, keywords and other conditions for information search (English is required): for example, in Google's academic title, the following document was searched: "Systematic review and meta-analysis of mechanochemical internal vein association using flebogrif".