Recommandation OIML R 139:2014 Haute priorité
Ensembles de mesurage de gaz compressé pour véhicules
Champ d'application : In general, the measuring systems that are covered by this Recommendation are intended for the refueling of motor vehicles, small boats, and aircraft with compressed natural gas, hydrogen, biogas, gas blends or other compressed gaseous fuels. They may also be applicable to other vehicles, for instance trains. (en anglais)