How to put a framed box around text + math environment - TeX - LaTeX Stack Exchange
The $\mbox{\lfbox[rounded]{longfbox}}${math-needpdf=true} package
Frame Box in Latex in Tamil - YouTube
A Pandoc filter which sets LaTeX text/background/frame color(s) on Span and Div elements based on Pandoc attributes. · GitHub
How to Use a Box Text in LaTeX
LaTeX/Boxes - Wikibooks, open books for an open world
LaTeX/Boxes - Wikibooks, open books for an open world
Different Kinds of Boxes in Latex - TAE
LaTeX/Boxes - Wikibooks, open books for an open world
How to draw a colored framebox without filling the background? - LaTeX4technics
Exam question with \fbox - TeX - LaTeX Stack Exchange
The pbox package
fbox has very thick lines - TeX - LaTeX Stack Exchange
Picture environment - Overleaf, Online LaTeX Editor
Boxes and more boxes
texblog – Page 5 – because LaTeX matters
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boxes - How to specify height and width of \fbox{} - TeX - LaTeX Stack Exchange
line breaking - how to get a newline in \fbox? - TeX - LaTeX Stack Exchange
LaTeX 技巧947： 玩转fbox，排版再不难- LaTeX科技排版工作室
The $\mbox{\lfbox[rounded]{longfbox}}${math-needpdf=true} package
LaTeX/Boxes - Wikibooks, open books for an open world
Figure with border in LaTeX – texblog
