Referencing IETF RFCs inline in LaTeX

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In LaTeX documents without the need for a separate bibliography, these macros might be handy for referencing and creating clickable URLs pointing to IETF RFCs.

\newcommand{\rfc}[1]{\href{http://tools.ietf.org/html/rfc#1}{RFC~#1}}
\newcommand{\prfc}[1]{(\rfc{#1})}

Example

LaTeX source code:

For more information on transmitting IP datagrams using avian carriers, see \rfc{1149}.

Approximate result:

For more information on transmitting IP datagrams using avian carriers, see RFC 1149.