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Help On LaTeX \ref
Hypertext Help with LaTeX \ref
\ref{key}
The \ref command produces the number of the sectional unit, equation
number, ... of the corresponding
\label command.
Bibliographic references using the
\thebibliography
mechanism obtain their number or label using
\cite
The \ref command is fragile.
See also Cross References
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Revised: Sheldon Green, 4 Jul 1995.
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