The $\mbox{\lfbox[rounded]{longfbox}}${math-needpdf=true} package
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Figure with border in LaTeX – texblog
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Bar Charts in LaTeX: Step-by-Step TikZ Tutorial - TikZBlog
graphics - LaTeX is putting a border around my figures - TeX - LaTeX Stack Exchange
graphics - Colored frame in includegraphics environment - TeX - LaTeX Stack Exchange
image - Remove border/frame around png in latex? - Stack Overflow
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floats - Adding border around figure and caption - TeX - LaTeX Stack Exchange
Graphics: Figures in My Document are Being Framed by Latex
Portrait border design Black and White Stock Photos & Images - Page 2 - Alamy
Figure with border in LaTeX – texblog
LaTeX/Floats, Figures and Captions - Wikibooks, open books for an open world
How to put Border in Latex... - YouTube
Precise positioning of an image in Beamer - LaTeX Beamer
Writing your research paper in Latex using texmaker 3.0.4 : Some useful commands and tips – The Learning Machines
TikZ: remove margin, padding, border around nodes containing images - LaTeX4technics
Picture environment - Overleaf, Online LaTeX Editor
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graphics - How to add border for an image? - TeX - LaTeX Stack Exchange
