2023DIN EN ISO 80000-2:2023-08 Quantities and units - Part 2: Mathematics (ISO 80000-2:2019, Corrected version 2021-11); German version EN ISO 80000-2:2019
2020DIN EN ISO 80000-2:2020-02 Environmental management systems - Guidelines for a flexible approach to phased implementation (ISO 14005:2019); German version EN ISO 14005:2019
2013DIN EN ISO 80000-2:2013 Quantities and units - Part 2: Mathematical signs and symbols to be used in the natural sciences and technology (ISO 80000-2:2009); German version EN ISO 80000-2:2013