1. Escuela Superior Politécnica del Litoral - ESPOL,Electrical and Computer Science Engineering Depart.,Guayaquil,Ecuador
2. Escuela Superior Politécnica del Litoral - ESPOL,Mechanical and Production Science Engineering Depart.,Guayaquil,Ecuador
3. Mohammed VI Polytechnic University,MSDA Research Program,Ben Guerir,Morocco,47963
4. Escuela Superior Politécnica del Litoral - ESPOL,Mechanical an Production Science Eng. Depart.,Guayaquil,Ecuador