In the Enterprise I participated in a number of presentations by GS1 " ... an international not-for-profit association dedicated to the development and implementation of global standards and solutions to improve the efficiency and visibility of supply and demand chains globally and across multiple sectors. The GS1 System of standards is the most widely-used supply-chain standards system in the world.... "
GS1 publishes a wealth of useful information that derives directly from the industry itself. See for example their post conference report for an Industry and Standards event in Cologne, Germany. Essential reading for understanding the supply chain.