| Using Omnidirectional BTS and Different Evolutionary Approaches to Solve the RND Problem Recent countries visiting this post |  |
 | 6 | United States |
 | 1 | China |
 | 1 | |
 | 1 | Japan |
| Using Omnidirectional BTS and Different Evolutionary Approaches to Solve the RND Problem Recent countries visiting this post | |
| 6 | United States |
| 1 | China |
| 1 | |
| 1 | Japan |