1. University Center Dr. Leão Sampaio (UNILEÃO) Juazeiro do Norte CE Brazil
2. Regional University of Cariri (URCA) Crato CE Brazil
3. Federal University of Cariri (UFCA) Juazeiro do Norte CE Brazil
4. Federal University of Alfenas (UNIFAL) Alfenas MG Brazil
5. CECAPE College Juazeiro do Norte CE Brazil
6. Federal University of Sergipe (UFS) Sergipe SE Brazil