| Fuzzy Approach to Critical Bus Ranking under Normal and Line Outage Contingencies Recent countries visiting this post |  |
 | 5 | United States |
 | 1 | |
 | 1 | Botswana |
 | 1 | Russian Federation |
 | 1 | Turkey |
 | 1 | India |
| Fuzzy Approach to Critical Bus Ranking under Normal and Line Outage Contingencies Recent countries visiting this post | |
| 5 | United States |
| 1 | |
| 1 | Botswana |
| 1 | Russian Federation |
| 1 | Turkey |
| 1 | India |