arXiv is an open access e-print service in the fields of physics, mathematics, computer science, quantitative biology, quantitative finance and statistics.
From the Department of Energy's Public Access Gateway for Energy & Science. Provides access to journal articles and accepted manuscripts resulting from DOE research funding.
Search for standards from over 180 standards publishers by keyword or document number. Purchase standards online with a major credit card (Visa, MC or Amex), or deposit account Download standards immediately or obtain a multi user ANSI Site License. Compare various ways that you can obtain the standards you need.