MathSciNet is a comprehensive database covering the world's mathematical literature since 1940, providing Web access to the bibliographic data and reviews of mathematical research literature contained in the Mathematical Reviews Database.
Pre-print server for Physics, Mathematics, Nonlinear Sciences, Computer Science, Quantitative Biology.
Web of Science
The Web of Science provides seamless access to current and retrospective multidisciplinary information from approximately 8,700 of the most prestigious, high impact research journals in the world.
Scopus is a navigation tool covering the world's largest collection of abstracts, references and indexes of scientific, technical and medical (STM) literature. Seamless links to full-text articles and other library resources make Scopus quick, easy and comprehensive.
EconLit covers the scholarly literature of economics. It is also useful for finding articles related to financial mathematics.