| Design and Implementation of an ECA Rule Markup Language Recent countries visiting this post |  |
 | 7 | United States |
 | 1 | |
 | 1 | Sweden |
 | 1 | Germany |
 | 1 | Austria |
| Design and Implementation of an ECA Rule Markup Language Recent countries visiting this post | |
| 7 | United States |
| 1 | |
| 1 | Sweden |
| 1 | Germany |
| 1 | Austria |