Official Standards
- ECMA-139 ISO/IEC 10777:1991, Specification of DDS.
- ECMA-146 ISO/IEC 11321:1992, Specification of DATA/DAT.
- ECMA-150 ISO/IEC 11557:1992, Specification of DDS-DC (DDS w/ compression).
- ECMA-151 ISO/IEC 11558:1992, Specification of DCLZ (compression algorithm).
- ECMA-170 ISO/IEC 12447:1993, Specification of DDS (for 60m and 90m tapes).
- ECMA-171 ISO/IEC 12448:1993, Specification of DATA/DAT-DC (for 60m and 90m tapes).
- ECMA-198 ISO/IEC 13923, Specification of DDS-2.
- ECMA-236 ISO/IEC 15521, Specification of DDS-3.
- ECMA-288 ISO/IEC 17462, Specification of DDS-4.
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