papers

TwitterFacebook
Get flash to fully experience Pearltrees
http://cnx.org/ a place to view and share educational material made of small knowledge chunks called modules that can be organized as courses, books, reports, etc .

Connexions - Sharing Knowledge and Building Communities

http://www.citeulike.org/

CiteULike: Everyone's library

Easily store references you find online
Since 1961 and continuing in full force today, Ecma International facilitates the timely creation of a wide range of global Information and Communications Technology (ICT) and Consumer Electronics (CE) standards, for: Ecma has been involved in the development of the concept of "fast tracking" in ISO/IEC JTC 1 and - since its introduction in 1986 - it has been one of the main practitioners of it. http://www.ecma-international.org/

Welcome to Ecma International

includes: Cosmology and Extragalactic Astrophysics ; Earth and Planetary Astrophysics ; Galaxy Astrophysics ; High Energy Astrophysical Phenomena ; Instrumentation and Methods for Astrophysics ; Solar and Stellar Astrophysics

arXiv.org e-Print archive

http://arxiv.org/
PubMed comprises more than 21 million citations for biomedical literature from MEDLINE, life science journals, and online books. http://www.ncbi.nlm.nih.gov/pubmed/

PubMed home