2020DIN EN 13146-9:2020-07 Railway applications - Track - Test methods for fastening systems - Part 9: Determination of stiffness; German version EN 13146-9:2020
2020DIN EN 13146-9:2020 Railway applications - Track - Test methods for fastening systems - Part 9: Determination of stiffness
2010DIN EN 13146-9:2010 Railway applications - Track - Test methods for fastening systems - Part 9: Determination of stiffness; German version EN 13146-9:2009