This applies to everything from re-sharpening tweezers, to sharpening chisels.
The "Scary Sharp" Honing Method
books that are highly recommended
"The Perfect Edge, the Ultimate Guide to Sharpening for Woodworkers"
, by Ron Hock
"The Complete Guide to Sharpening"
, by Leonard Lee
"Taunton’s Complete Illustrated Guide to Sharpening"
, by Thomas Lie-Nielsen