- Compendex for engineering-related scholarly and trade articles with links to full text
- Scifinder for Materials Science and FTCP with links to full text
- PubMed for articles on biomed topics with links to full text
- IEEE Xplore for electrical and computer engineering for full text articles
- Web of Science for interdisciplinary search especially for who cited whom in master list of over 7500 peer-reviewed journals; bibliographic record search usually including abstract, author keywords, keywords plus; cited reference search particularly powerful.