[fierybanana]

Here's a paper going into some technical details of blind spots and how to overcome them:

https://doi.org/10.4271/950601

The Geometry of Automotive Rearview Mirrors - Why Blind Zones Exist and Strategies to Overcome Them

[tacon]

Googling that paper turned up an interesting summary of innovations in side mirrors, etc.

https://wheels.blogs.nytimes.com/2009/08/18/are-blind-spots-...