New files generated by Rational Application Developer are shown in ClearCase with a reserved checkout status, even though the default for all check out operations is set to be unreserved
ClearCase Commands Cheat Sheet | Perforce
ClearTrigger Installation & Use Document
ClearCase Basics | PPT
Checkouts
Recursive checkout or checkin using Windows Explorer
Chapter 6. Working in a Parallel Development Environment
Chapter 2. Version Control - ClearCase VOBs
Essentials of Rational Clearcase Module 7: Integrating Parallel Development | PDF | C (Programming Language) | Digital Technology
About reserved and unreserved checkouts
How to Checkout (reserved) an element that is already checked out (reserved) in another view