latex - Citing within an RMarkdown table - Stack Overflow
multicolumn - Improving the footnote on my table - TeX - LaTeX Stack Exchange
LaTeX Table Example - Sources of Real Economic Growth - Table Gallery - Posit Forum (formerly RStudio Community)
I cannot get footnote text to appear when placed in the tabular environment. Also: I have other footnotes in plain text which I want to keep numbered, but I would like to
Footnotes - Overleaf, Editor de LaTeX online
How to Make Awesome Latex Tables
Sizing tables in PDF documents using knitr and kableExtra - R Markdown - Posit Forum (formerly RStudio Community)
How to Write Footnote in LaTeX (Latex Basic Tutorial-20) - YouTube