Natural gas and natural gasoline /
Natural Gas Regulators.
Natural gas markets and contracts. /
Handbook of natural gas engineering /
Pressure Natural Gas Pump.
Natural gas for power generation /
Petroleum and natural gas production.
Technology and the prospects for natural gas : results of current gas studies /
Evaluation of Recent Developments in the European Gas Economy.
Function of natural gas in the production of oil /
Leaking methane from natural gas vehicles: Implications for transportation policy in the greenhouse era. /
Natural gas markets after deregulation. : Methods of analysis and research needs. /
GAS : the magazine of the gas industry.
Gas : Schauspiel /
Economy
Economy of the Use of Propane, Butane and Refinery Tail Gases as Supplementary Sources of Gas Production.
Markets for natural gas in Europe in 1961. Prepared by the Secretariat of the Economic Commission for Europe.
Gas hydrates /
Gas springs.