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Information technology. Keyboard layouts for office systems-Functionality of dead keys and repertoires of characters entered by dead keys
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Text and office systems - Keyboards - Part 6: German keyboard for data and text processing as well as for typewriters; Key arrangement and allocation of functions to keys
文本和办公系统.键盘.第6部分:数据和文本处理以及打字机用德语键盘；钥匙排列和钥匙功能分配

2003-09-01

Information technology — Keyboard layouts for office systems — Part 11: Functionality of dead keys and repertoires of characters entered by dead keys
信息技术办公系统的键盘布局第11部分:死键输入的字符和全部功能

2015-06-02

Text and office systems - Keyboards - Part 11: German keyboard for data and text processing as well as for typewriters; Principles governing the allocation of characters or functions to keys and the placement of their symbols on the keys
文本和办公系统.键盘.第11部分:数据和文本处理以及打字机用德语键盘；将字符或功能分配给键并将其符号放置在键上的原则

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