Source: http://www.apua-asea.org/updea/DocWord/pdfFr/BONNE%20GOUVERNANCE,%20EXEMPLE%20DES%20MEILLEURES%20PRATIQUES%20D%E2%80%99EXPLOITATION%20ET%20DE%20MAINTENANCE%20DANS%20LES%20SOCIETES%20D%E2%80%99ELECTRICITE.pdf