From API Design Patterns by JJ Geewax
This article covers:
How to manage many-to-many relationships implicitly, without an additional association resource.
The benefits and drawbacks of implicit rather than explicit association
How to use custom methods to associate resources together
Handling issues with data integrity of associated resources
From API Security in Action by Neil Madden
This article covers the definition of an API and what it means for an API to be secure.