floats - Changing the subfigure caption by removing brackets & font of the subcaption - TeX - LaTeX Stack Exchange
Subcaption help
Customizing captions of floating environments using the caption package
The subfig Package
LaTeX技巧884:如何用caption宏包格式化图表标题和子标题- LaTeX科技排版工作室
Full guide to captions customization in LaTeX - LaTeX-Tutorial.com
LaTeX/Floats, Figures and Captions - Wikibooks, open books for an open world
Practical LaTeX Typography
Latex: Position different scale figures on same row – Solving one problem at a time
LaTeX/Floats, Figures and Captions - Wikibooks, open books for an open world
latexfigplacement - zhangzundong2
The floatrow package
floats - How to remove the caption label and number (say, "Figure #" ) from one specific figure in revtex4 document of Latex? - TeX - LaTeX Stack Exchange
How to add captions of two or more figures in one chunk within PDF output? - R Markdown - RStudio Community