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\hypersetup{pdftitle={Guía de Instrucións de GRETL},
            pdfsubject={GNU Regression, Econometrics and Time Series Library},
            pdfauthor={Allin Cottrell e Jack Lucchetti},
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{\large \sffamily
Allin Cottrell\\
Department of Economics\\
Wake Forest University\\

\vspace{20pt}
Riccardo ``Jack'' Lucchetti\\
Dipartimento di Economia\\
Università Politecnica delle Marche\\

\vspace{20pt}
Juan Carlos Estevez Nuñez\\
Tradución ao galego

\vspace{20pt}
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\vspace*{2in}

Concédese permiso para copiar, distribuír e/ou modificar este documento baixo
os termos da \emph{Licenza de Documentación Libre de GNU}, Versión 1.1 ou
calquera versión posterior publicada pola Fundación para o Software Libre
(ver \url{http://www.gnu.org/licenses/fdl.html}).

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