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\abntbstabout{1.45.2.1 }

\bibitem[Berners-Lee et al. 1998]{BernersFielIrviMasi:1998:UnReId}
\abntrefinfo{Berners-Lee et al.}{BERNERS-LEE et al.}{1998}
{BERNERS-LEE, T.; FIELDING, R.; IRVINE, U.~C.; MASINTER, L. \textbf{Uniform
  Resource Identifiers (URI): Generic syntax}. Washington DC: The Internet
  Engineering Task Force (IETF), Aug. 1998.
40~p.
RFC 2396.
Dispon{\'\i}vel em: <\url{http://tools.ietf.org/html/rfc2396}>. Acesso em: 19
  ago. 2010.}


\bibitem[Corporation for National Research Initiatives (CNRI)
  2010]{CNRI:2010:HaSyFu}
\abntrefinfo{CNRI}{CNRI}{2010}
{CORPORATION FOR NATIONAL RESEARCH INITIATIVES (CNRI). \textbf{Handle System
  Fundamentals}.
2010. Dispon{\'\i}vel em:
  <\url{http://www.handle.net/overviews/system_fundamentals.html}>. Acesso em:
  3 dez. 2010.}


\bibitem[Crocker 1982]{Crocker:1982:StFoAR}
\abntrefinfo{Crocker}{CROCKER}{1982}
{CROCKER, D.~H. \textbf{Standard for the format of ARPA Internet messages}.
  Washington DC: The Internet Engineering Task Force (IETF), Aug. 1982.
47~p.
RFC 822.
Dispon{\'\i}vel em: <\url{http://tools.ietf.org/html/rfc822}>. Acesso em: 19
  ago. 2010.}


\bibitem[Crocker e Overell 2008]{CrockerOver:2008:AuBNSy}
\abntrefinfo{Crocker e Overell}{CROCKER; OVERELL}{2008}
{CROCKER, D.~H.; OVERELL, P. \textbf{Augmented BNF for Syntax Specifications:
  ABNF}. Washington DC: The Internet Engineering Task Force (IETF), Jan. 2008.
16~p.
RFC 5234.
Dispon{\'\i}vel em: <\url{http://tools.ietf.org/html/rfc5234}>. Acesso em: 19
  ago. 2010.}


\bibitem[Mockapetris 1987]{Mockapetris:1987:CoFa}
\abntrefinfo{Mockapetris}{MOCKAPETRIS}{1987}
{MOCKAPETRIS, P. \textbf{Domain names - concepts and facilities}. Washington
  DC: The Internet Engineering Task Force (IETF), Nov. 1987.
55~p.
RFC 1034.
Dispon{\'\i}vel em: <\url{http://tools.ietf.org/html/rfc1034}>. Acesso em: 19
  ago. 2010.}


\bibitem[VeriSign 2010]{VeriSign:2010:InGrNe}
\abntrefinfo{VeriSign}{VERISIGN}{2010}
{VERISIGN. Internet grows to nearly 202 million domain names in third quarter
  of 2010.
2010.
Dispon{\'\i}vel em:
  <\url{https://press.verisign.com/easyir/customrel.do?easyirid=AFC0FF0DB5C560%
D3&version=live&prid=691769&releasejsp=custom_97}>. Acesso em: 05 dez. 2010.}


\bibitem[Weibel et al. 2010]{WeibelJulShaf:2010:PeUnRe}
\abntrefinfo{Weibel et al.}{WEIBEL et al.}{2010}
{WEIBEL, S.; JUL, E.; SHAFER, K. \textbf{PURLs: Persistent Uniform Resource
  Locators}. OCLC Online Computer Library Center, 2010.
Dispon{\'\i}vel em: <\url{http://purl.org/docs/brief_intro.html}>. Acesso em: 3
  dez. 2010.}


\end{thebibliography}