Gil, Ana Luque, Doctor Geographer. Faculty of Tourism. University of Malaga, Spain
Gomaa, Elsayed, - Al-Azhar University, Faculty of Engineering, Mining and Petroleum Engineering Department.
- The British University in Egypt.
Gouda, Essam, Professor Dr. at Faculty of Engineering, Department of urban planning, Al Azhar University, Egypt
Guaman, A.R., Faculty of Human Sciences and Education, Technical University of Ambato
Guerrero, Daniel Sánchez, Universidad Estatal Amazónica – Puyo