3 Jan
2004
3 Jan
'04
7:38 p.m.
X3.64
specifies only parameter values 0 through 7 and 10 through 20,
at least in the revision I read.
ANSI X3.64 is obsolete; there will not be any
further revisions. ISO 6429
ISO 6429 and ECMA 48 are almost identical, and ECMA 48 is free.
http://www.ecma-international.org/publications/standards/Ecma-048.htm