Free, legal research articles and data delivered instantly or automatically requested from authors.
How it works? 
1- Finding Available Research: Give us a scholarly paper and we’ll search thousands of sources with millions of articles to link you to free, legal, full text articles instantly.
2- Requesting Research: If we can’t get you access, we’ll start a request for you. We request articles from authors, and guide them on making the work available to you and everyone who needs it.

ساي هب (بالإنجليزية: Sci-Hub) هو موقع الكتروني يوفر أكثر من 58,000,000 ورقة ومقالة أكاديمية علمية محكمة لاشهر قواعد البيانات الالكترونية (Sciencedirect, Springer,Wiley, Emerald..etc) ، متاحة عبر موقع الويب بشكل مجاني. تضاف الأوراق البحثية الجديدة يوميًّا.
The first website in the world to provide mass and public access to tens of millions of research papers, the site aims to remove any barrier which impeding the widest possible distribution of knowledge in human society.  The website provides more than 58,000,000 articles.
 

Google Scholar

Egyptian Universities Libraries
http://lib.mans.edu.eg/eulc_v5/libraries/start.aspx?ScopeID=1.&fn=SearchInterFace&flag=Thesis
 
For more free electronic resources, you can visit the Facebook page at http://fb.com/Free.Electronic.Resources
 
 
 

Genamics JournalSeek

Genamics JournalSeek is the largest completely categorized database of freely available journal information available on the internet. The database presently contains 100745 titles. Journal information includes the description (aims and scope), journal abbreviation, journal homepage link, subject category and ISSN. Searching this information allows the rapid identification of potential journals to publish your research in, as well as allow you to find new journals of interest to your field.

About Binghamton University Libraries 
 

Welcome to the Libraries! Binghamton University Libraries are the center of the University's intellectual community, providing a welcoming environment for the creation and management of knowledge through innovative thinking, open inquiry, and collaborative partnerships.

This list shows the abbreviations used for journal titles . Copy the abbreviated (boldface) title from this list and paste it in the Cited Work field on the Cited Reference Search page.

Use the  index to find additional abbreviations for journals, along with books and other publications.

About CAS

This site will function very useful for the user, there is no site offers the user search results for the information they want, but also the function of advanced which he was doing a check of these results and then provide some suggestions for you to purify and refine these results and to avoid sites that may not be related to the topic that you wantand focus on the important sites that contain information that you want