| year of publication | ISBN | author(s) | title | 
|---|---|---|---|
| 2007 | 978-1-933992-05-1 | Gef Council | Evaluation of Incremental Cost Assessment | 
| '' | 978-1-933992-06-8 | '' | Joint Evaluation of the Gef Activity Cycle and Modalities | 
| '' | 978-1-933992-07-5 | '' | Evaluation of the Experience of Executing Agencies Under Expanded Opportunities in the Gef |