The document discusses databases for science, technology, engineering and mathematics. It provides a list of major platforms and databases in these fields. The top databases mentioned are Web of Science, ScienceDirect and EbscoHost. Web of Science covers areas like biology, environment, food science, and more. ScienceDirect includes physical sciences, engineering and life/health sciences. EbscoHost databases like Pascal cover a wide range of subject areas. The document also provides links to alternative sources for books and PhD theses, as well as information on CNRS databases in France.