In configuration management, the Identify configuration items, work products and related components are present.
All the documents which are related to the work,the manuals how that the system works are present in the configuration item identification.
The source code that is implement for the functioning of the products.These are implemented at the time of generation of products.
Software Requirement Specifications are also specified by SRS it is present in design stage of software development life cycle,it is also a part of configuration item identification.