DIN SPEC 77229-1 [Withdrawn] references following documents:

Document number Edition Title
DIN EN ISO 6385 2016-12 Ergonomics principles in the design of work systems (ISO 6385:2016); German version EN ISO 6385:2016 More 
DIN 1910-100 2008-02 Welding and allied processes - Vocabulary - Part 100: Metal welding processes with additions to DIN EN 14610:2005 More