| Identifying Stakeholders and Their Preferences about NFR by Comparing Use Case Diagrams of Several Existing Systems Recent countries visiting this post |  |
 | 1 | United States |
 | 1 | Sweden |
| Identifying Stakeholders and Their Preferences about NFR by Comparing Use Case Diagrams of Several Existing Systems Recent countries visiting this post | |
| 1 | United States |
| 1 | Sweden |