Genetic Optimization Techniques for Sizing and Management of Modern Power Systems ROJAS, JUAN MIGUEL LUJANO (PROFESSOR AT THE UNIVERSITY OF ZARAGOZA, SPAIN.),LOPEZ, RODOLFO DUFO (ASSOCIATE PROFESSOR AT THE DEPARTMENT OF ELECTRICAL ENGINEERING, UNIVERSITY OF ZARAGOZA, ZARAGOZA, SPAIN),NAVARRO, JOSE ANTONIO DOMINGUEZ (ASSOCIATE PROFESSOR IN THE ELECTRICAL ENGINEERING DEPARTMENT, UNIVERSITY OF ZARAGOZA, SPAIN.)