Historical
INCITS/ISO/IEC 5807:1985[S2013]
Information Processing - Documentation Symbols and Conventions for Data, Program and Systems Flowcharts, Program Network Charts, and System Resources Chart (Identical National Adoption of ISO 5807:1985)
Specifies symbols to be used in information processing documentation and gives guidance on the conventions for their use in (a)data flowcharts; (b)program flowcharts;(c) system flowcharts;(d)program network charts; and (e)system resource charts.
InterNational Committee for Information Technology Standards [incits]