- [1]
- Borenstein N., and N. Freed, "MIME (Multipurpose Internet Mail
Extensions) Part One: Mechanisms for Specifying and Describing
the Format of Internet Message Bodies", RFC 1521, Bellcore,
Innosoft, September 1993.
- [2]
- Crocker, D., "Standard for the Format of ARPA Internet Text
Messages", STD 11, RFC 822, UDEL, August 1982.
- [3]
- Reynolds, J., and J. Postel, "Assigned Numbers", STD 2,
RFC 1340, USC/Information Sciences Institute, July 1992.