| Plant Engineering: Conceptual Modeling and Modular Design of a Computer Aided Environment Recent countries visiting this post |  |
 | 5 | United States |
 | 1 | |
 | 1 | Venezuela |
| Plant Engineering: Conceptual Modeling and Modular Design of a Computer Aided Environment Recent countries visiting this post | |
| 5 | United States |
| 1 | |
| 1 | Venezuela |