2018DIN EN 14903:2018-10 Surfaces for sports areas - Multi-sports floor systems for indoor use - Test method for determination of rotational friction; German version EN 14903:2018
2018DIN EN 14903:2018 Surfaces for sports areas - Multi-sports floor systems for indoor use - Test method for determination of rotational friction
1970DIN EN 14903 E:2015-04 Surfaces for sports areas - Multi-sports floor systems for indoor use - Test method for determination of rotational friction