| Front for the Mathematics ArXiv: User-friendly front end for the mathematics section of the arXiv (free). |
| MathSciNet: Math Reviews: AMS database of more than a million reviews and abstracts of math publications (requires subscription). |
| 2000 Mathematics Subject Classification: Classification used by Math Reviews (MathSciNet) and Zentralblatt MATH (ZMATH) and other math bibliographies. |
| ArXiv: Open e-print archive with over 100,000 articles in physics, 10,000 in mathematics, and 1,000 in computer science. (Formerly called xxx; free) |
| Committee on Electronic Information Communication (CEIC): Part of the International Mathematical Union. Its mandate is to coordinate world-wide efforts to publish mathematical papers, journals, and other scholarly work in web form. It may recommend standards on issues related to electronic communication. |
| e-Math for Africa: Coordinating efforts to make an African consortium for e-journals and databases. Includes 300+ links to open access math e-journals. |
| Electronic Research Archive for Mathematics (The Jahrbuch Project): A digital archive of the most important mathematical publications of the period 1868-1942 and a database based on the "Jahrbuch über die Fortschritte der Mathematik". |
| EMANI: Electronic Mathematical Archiving Network Initiative: to support the long-term electronic preservation of mathematical publications. |
| EMIS: Mathematical Journals: Full text from about 40 research journals (free). |
| Fachinformationszentrum Karlsruhe (FIZ): Information services for academic and industrial research. Access to MATH Database (Zentralblatt für Mathematik), International Reviews on Mathematical Education (Zentralblatt für Didaktik der Mathematik), CompuScience and index to Springer Lecture Notes in CS. |
| Journal Copyright Policy Gossip: Information from authors and publishers about the copyright policies of certain journals, maintained by William Stein. |
| JSTOR: Scans of print journals, with 10 major math journals (requires subscription). |
| MathDiss International: A project sponsored by the German Research Foundation to set up an international online full-text archive for mathematical theses in LaTeX format. |
| Mathematical Errata: A growing collection of mathematical errata, corrections, and addenda to textbooks, monographs, and journal articles. |
| Mathematical Theses and Dissertations: Index to French dissertations, links to other thesis sites. |
| Mathematics Journals Ranked by Impact: ISI impact factors up to 2000. |
| MR Lookup: Bibliographic data from Math Reviews without the reviews (free). |
| NUMDAM: Digitization of old mathematics documents. Free access to bibliographical data and articles of french mathematical journals. For each journal, all the volumes published up to the year 2000 have been retro-digitized. |
| The Electronic Library of Mathematics: The Electronic Library of Mathematics is offered by the European Mathematical Society (EMS) in cooperation with FIZ Karlsruhe / Zentralblatt MATH. Online journals, article collections, and monographs in electronic form: access is free. |
| ZMATH: Zentralblatt für Mathematik: European database of reviews and abstracts of math publications. Requires subscription, but has limited free access. |
Classical
