This author has not been identified. Look up 'Juan Antonio López' in GoogleThis author has not been identified. Look up 'Fulgencio Soto' in GoogleThis author has not been identified. Look up 'Pedro Sánchez' in GoogleThis author has not been identified. Look up 'Andrés Iborra' in GoogleThis author has not been identified. Look up 'Juan Suardíaz Muro' in GoogleThis author has not been identified. Look up 'Juan A. Vera' in Google