latex - R - knitr | .Rnw | How to comment, to avoid compilation errors? - Stack Overflow
Tip of the Week: Add inline or margin comments to your PDF - Overleaf, Online LaTeX Editor
Track changes and commenting in LaTeX - Overleaf, Online LaTeX Editor
LaTeX and Overleaf | Methods Bites
Usuários Latex - Latex Tex users - http://ctan.dcc.uchile.cl/macros/latex/contrib/changes/ The changes-package allows the user to manually markup changes of text, such as additions, deletions, or replacements. Changed text is shown in a different