matplotlib.pyplot.scatter() in Python - GeeksforGeeks
Matplotlib - Ajay Tech
removing outline color of scatter plot in matplotlib python - Stack Overflow
3D Scatter transparency not activated by marker.color or marker.line.color as well as line.color and errorbars alpha channel · Issue #3492 · plotly/plotly.js · GitHub
Matplotlib – How to Plot Beautiful Scatterplots? | Colored edges, Triangle, Markers