Online References

CiteSeerx is an evolving scientific literature digital library and search engine that has focused primarily on the literature in computer and information science. CiteSeerx aims to improve the dissemination of scientific literature and to provide improvements in functionality, usability, availability, cost, comprehensiveness, efficiency, and timeliness in the access of scientific and scholarly knowledge.
D-Lib Magazine
 The Magazine Of Digital Library Research
Department of Agriculture News Clippings
 Summary of Latest news on agriculture
Digital Book Index
Digital Book Index provides links to more than 165,000 full-text digital books from more than 1800 commercial and non-commercial publishers, universities, and various private sites. More than 140,000 of these books, texts, and documents are available free.
Engineering and Science E-Journals
A compilation of links to free full-text access electronic journals
Google Scholar
Provides a search of scholarly literature across many disciplines and sources, including theses, books, abstracts and articles.
Earth's Largest Free Full-Text Science Archives
Index to Philippine Newspapers
The Index to Philippine Newspapers (IPN) is the University of the Philippines Main Library’s index to nineteen (19) locally published newspapers. The newspaper index, which started in 1981, was originally a guide to eight (8) locally published newspapers, namely: Manila Bulletin; Philippine Daily Express; Manila Chronicle; Philippine Daily Inquirer; Philippine Star; Malaya; Manila Times; and Times Journal.
ISI Master Journal List
The Master Journal List includes all journal titles covered in Scientific products.
Journal of Digital Information
Peer-reviewed electronic only scholarly journal publishing papers in the management, presentation and uses of information in digital environments.
Easily organize your papers, read & annotate your PDFs, collaborate in private or open groups, and securely access your research from everywhere.
Molecular Diversity Preservation International
Publishes scholarly, peer-reviewed open access journals searchable by author, title and article type.
National Academies Press
Publishes authoritative reports issued by the National Academy of Sciences.
Online Books Page
Listing over 1 million free books on the Web
Philippine Institute for Development Studies
PIDS research is envisioned to help government planners and policy-makers in the executive and legislative branches of Philippine government, downloadable Policy Notes, Research News, Books, Discussion Papers, journals and Research Paper series
Public Library of Science
Non-profit open-access scientific publishing project aimed at creating a library of open access journals and other scientific literature under and open account license.
A powerful, easy-to-use research tool that helps you gather, organize, and analyze sources and then share the results of your research