DIN EN 50126:2000 Railway applications - The specification and demonstration of reliability, availability, maintainability and safety (RAMS); German version EN 50126:1999
2018DIN EN 50126-1:2018 Railway Applications - The Specification and Demonstration of Reliability, Availability, Maintainability and Safety (RAMS) - Part 1: Generic RAMS Process; German version EN 50126-1:2017
2000DIN EN 50126:2000 Railway applications - The specification and demonstration of reliability, availability, maintainability and safety (RAMS); German version EN 50126:1999