Translations:STEP project/7/en

Here some links with info:
 * ISO 10303 on Wikipedia
 * WikiStep.org with a lot of basic info but mostly toward STEP-NC
 * The product structure in STEP
 * Some examples about STEP
 * ISO 10303-11 about the modeling language (EXPRESS)
 * A Wikipedia article about product modeling
 * Overview of Part 41 -- Fundamentals of Product Description and Support
 * Overview of Part 44 (edition 2) -- Product Structure Configuration
 * Examples of small AP 214 files
 * STEP validation models
 * Interactive documentation with EXPRESS-G diagrams
 * STEPCode Doxygen docu with diagrams