| Collaboration of Metaheuristic Algorithms through a Multi-Agent System Recent countries visiting this post |  |
 | 8 | United States |
 | 3 | Brazil |
 | 2 | Europe |
 | 1 | China |
 | 1 | |
 | 1 | Japan |
 | 1 | Algeria |
| Collaboration of Metaheuristic Algorithms through a Multi-Agent System Recent countries visiting this post | |
| 8 | United States |
| 3 | Brazil |
| 2 | Europe |
| 1 | China |
| 1 | |
| 1 | Japan |
| 1 | Algeria |