Icon Usability
Due to the absence of a standard usage for individual icons, text labels are necessary to communicate meaning and reduce ambiguity in an icon-based design.
Myth #13: Icons enhance usability - UX Myths
UX Myths collects the most frequent user experience misconceptions and explains why they don't hold true.
10 iconography rules to follow in UI design
Check out these icon design tips & best practices before implementing them in your next UI design.
7 Principles of Icon Design - Helena Zhang - Medium
Icons: avoid temptation and start with user needs - NHS Digital
The issue of diversity in icon design
Do we have the right icons at hand to represent all humans?
Solid Vs. Outline Icons: Which Are Faster to Recognize?