Facet Wraps in ggplot2: Mastering '~' and '.' for Customized Faceting Schemes

Facet Wrap Plot: Adding Floating Axis Labels for Evenly Spaced X-Axis Ticks

Using Labeller to Automatically Add Units to Strip Labels in ggplot2 Facet Wrap Plots: A Practical Guide

Visualizing and Analyzing Data with R: A Step-by-Step Guide for Filtering, Transforming, and Plotting

Understanding the Issue with Plotly in R Markdown using source()