DIN EN ISO 9241-11 E:2016-01 Ergonomic requirements for visual display terminals (VDTs) for office use Part 11: Usability performance guidelines (draft)
2018DIN EN ISO 9241-11:2018-11 Ergonomics of human-system interaction - Part 11: Usability: Definitions and concepts (ISO 9241-11:2018); German version EN ISO 9241-11:2018
2018DIN EN ISO 9241-11:2018 Ergonomics of human-system interaction - Part 11: Usability: Definitions and concepts (ISO 9241-11:2018)
1999DIN EN ISO 9241-11:1999 Ergonomic requirements for office work with visual display terminals (VDTs) - Part 11: Guidance on usability (ISO 9241-11:1998); German version EN ISO 9241-11:1998