For JOURNAL ARTICLES and Other E-resources:

Start here:

ProQuest   General and scholarly articles covering a wide range of topics in the arts, humanities, social sciences and science.

Then try:

Wilson Omnifile Select General and scholarly articles covering a wide range of topics in the arts, humanities, social sciences and sciences.
Directory of Open Access Journals Multidisciplinary online scholarly journals.
JFKU Capstones, Theses, Dissertations, etc. ProQuest Dissertations Citations and abstracts of over 2 million dissertations and master's. theses. Full text of dissertations from 1997 on available for download.
ArticleFIRST (FirstSearch) Database with no subject access other than keyword searching on words in the table of contents of hundreds of journals.
LISTA Library Information Science & Technology Abstracts of journal articles, books, reports and proceedings.
PapersFIRST (FirstSearch) List of papers presented in conferences worldwide since 1993.
ProceedingsFIRST (FirstSearch)Table of contents of papers presented worldwide.
WorldCAT (FirstSearch) Catalog of 41 million books, web resources, and other materials available in libraries worldwide.

 

Reference materials:

Gale Virtual Reference Library Encyclopedias and specialized reference sources for multidisciplinary research.
Britannica Online
Bartleby.com Dictionaries, encyclopedias, poems.
Books-In-Print    Books Published or Available in the US.  
The Internet Public Library: Ready Reference Collection Basic reference tools and subject resources online.
Librarian's Index to the Internet An annotated subject directory for the best web sites.
Virtual Reference Shelf Online reference sources compiled by the Library of Congress.