This is a stub for the effort estimation methodologies useful for a SSRS development project.
Overview
Estimation methodologies for SSRS in particular or Business Intelligence in general can vary based on the size and complexity of the project.
Books
Books related to effort estimation methodologies in general or SSRS/BI in particular.
Add books' link here.
Articles / Blog Posts
Articles related to effort estimation methodologies in general or SSRS/BI in particular.
Other Links
Other links for community resources
SSRS Design Patterns
http://social.technet.microsoft.com/wiki/contents/articles/11324.ssrs-design-patterns.aspx