Leaking methane from natural gas vehicles: Implications for transportation policy in the greenhouse era / David G. Victor. -- Laxenburg : International Inst. for applied systems analysis, 1992. -- S. 114 - 141. : 10 obr., 4 tab. -- (Climatic Change. Vol. 20/1992). znečisťovanie ovzdušia * hmoty pohonné plynné * metán * palivá plynné * politika dopravná