CTAN has a new package: Xy-pic tutorial

[CTAN Announcements]

A new package has been installed at tug.ctan.org and should soon make its
way to your favorite mirror.

Thanks again,
Jim Hefferon
St Michael's College

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The following information was provided by the package's contributor.

Name of contribution: Xy-pic tutorial (in portuguese)
Author's name: Carlos Campani
Location on CTAN: /info/xypic-tutorial
Summary description: Xy-pic tutorial
License type: gpl

Announcement text given by the package's contributor:
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A tutorial of the Xy-pic graphics package for LaTeX. Xy-pic provides 
a powerful graphics language for technical diagrams.
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See this package at 
  http://tug.ctan.org/tex-archive/info/xypic-tutorial
.  You may get a better network connection by using a CTAN mirror
near to you; see http://tug.ctan.org/tex-archive/README.mirrors .  
Our service is supported by the TeX Users Group http://www.tug.org .  
Please join a users group; see http://www.tug.org/usergroups.html .