Mathematics

Open Access Button - Searching thousands of repositories for access

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.

BookSC - The world's Largest E-books and Scientific Articles Store as Free

The world's largest e-books and scientific articles store. 50,000,000+ articles and  2,800,000 ebooks for free download as PDF, epub...etc. for free
This site aims to make literature accessible to everyone.
For More Free E-Books, E-Journals And Free Electronic Resources..etc., PLEASE VISIT Facebook Page and Click LIKE and FOLLOW Button at https://bit.ly/2F3Q8Us

CORE - the value of aggregating OA research - millions of full text articles as free

Aggregating the world’s open access research papers

 

Access to millions of open access research papers, enrich the collected data for text-mining and provide unique services to the research community.

 

CORE is a multi-disciplinary global aggregator currently harvesting 66 million metadata records and offering five million open access full-text articles. And it is still growing.