Door hinges explained in detail in the first part of series of articles discussing finding the right hardware for external doors.
8 Reasons Your Door Won't Open
Folding Door Sets - External
How to Select Door Hardware
Modern Doors Blog
The Door Hardware Purchasing Guide – Schoolhouse
Guide to drilling hinge holes in kitchen doors - Tips & Tricks
Concealed Self-Closing Door Hinge Kit
How To Choose the Right Door Handle for Your House
Cabinet Door Boring for Concealed Hinges
HOSOM Self Closing Door Hinges, Spring Loaded Hinges 4 Inch
Tell Manufacturing 4-1/2-in H Silver Mortise Exterior Door Hinge
Door hinges - The right hardware for external door Part 1.
Everbilt 4 in. x 1/4 in. Radius Dark Oil-Rubbed Bronze Door Hinge
Folding Door Sets - External