1. Search on domestic knowledge network. After entering the HowNet website, click Advanced Search, enter the topic or keyword we want to search, and then click the foreign literature to search.
2. The advantage of searching foreign literature through Google Academic is that it is convenient and simple, and it can be directly searched and downloaded.
3.Sci-hub, this retrieval method is generally to copy the DOI number of the document in Baidu Academic, and then copy it into the retrieval box of sci-hub, and you can download it directly.
4. Searching through the Web of Science website, it is the largest comprehensive academic information resource in the world, covering the largest number of disciplines, including the most influential core academic journals in natural science, engineering technology, biomedicine and other research fields.
5. Other search websites commonly used in engineering, such as IEEE Explore and Library Genesis.