| 1 (99) | Housing and Building National Research Center | EGY | |
| 2 (301) | King Abdullah City for Atomic and Renewable Energy | SAU | |
| 3 (304) | Qatar Environment and Energy Research Institute | QAT | |
| 4 (579) | Institution de la Recherche et de l'Enseignement Superieur Agricoles * | TUN | |
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