Range:
Subjects: Macroeconomics; Petroleum; Prices; Twenty-first century; United Arab Emirates
Subjects: Economic development; International economics; Petroleum; Twenty-first century; United States
Subjects: Economic development; Petroleum; Price fluctuations; Twentieth century; Twenty-first century
Subjects: Commodities; Currencies; Exchange rates; Exports; Petroleum
Subjects: Arab world; Econometrics; Exports; Petroleum; Twenty-first century
Subjects: Corporations; Electricity; Personnel management; Petroleum; Private sector
Subjects: Drip irrigation; Irrigation systems; Petroleum; Production; Sandy soils
Subjects: Algeria; Petroleum
Subjects: Measurement; Petroleum; Radiation; Radiation protection; Radioactive wastes
Subjects: Natural resources; Petroleum; Production; Radiation effects; Radioactivity
Subjects: Control systems; Petroleum
Subjects: Oil fields; Petroleum; Production; Recharge wells; Submersible pumps
Subjects: Corporations; International decades; Petroleum; Public law; Research methods
Subjects: Hydrocarbons; Oil fields; Petroleum
Subjects: Measurement; Natural resources; Petroleum; Production; Spectrometers
Subjects: Iraq; Oil fields; Petroleum; Revenue
Subjects: Automobiles; Fuels; Iraq; Petroleum; Pollution
Subjects: Natural gas; Petroleum; Petroleum industry; Production
Subjects: Asphyxiating gases; Gas turbines; Petroleum; Power generation; Thermal energy
Subjects: Calcium oxide; Distillation; Ethylene glycol; Petroleum; Renewable energy sources
Subjects: Oil wells; Petroleum; Production
Subjects: Automobiles; Fuels; Oil fields; Petroleum; Thermal properties
Subjects: Food products; Macroeconomics; Petroleum; Prices; Statistical analysis
Subjects: Microbiology; Nutrition; Petroleum; Porosity
Subjects: 21st. century; Algeria; Economic conditions; Gross domestic product; Petroleum
Subjects: Algeria; Corporations; Economic development; Financing; Petroleum
Subjects: International politics; Petroleum; Political aspects; Political conflict; United States
Subjects: Financial markets; Financing; Price fluctuations; Prices; Stocks
Subjects: Biomembranes; Osmosis; Petroleum; Waste treatment
Subjects: Case studies; Diseases; Kidneys; Petroleum; Production
Subjects: Basra; Iraq; Oil fields; Petroleum; Transport
Subjects: Baghdad; Fishes; Petroleum; Tigris River; Zoology
Subjects: Basra; Iraq; Geology; Petroleum
Subjects: Algeria; Capitalism; Democracy; Petroleum; Rentier state
Subjects: Chemical synthesis; Fatty acids; Hydrolysis; Jatropha curcas; Petroleum
Subjects: Petroleum; Sedimentation; Spectrometers; Viscosity
Subjects: Fatty acids; Industries; Mathematics; Mechanics; Petroleum
Subjects: Commerce; Economic development; Economic integration; Macroeconomics; Prices
Subjects: Iraq; Geology; Mathematical models; Oil fields; Petroleum
Subjects: Fluid dynamics; Iraq; Nasiriyah; Geology; Petroleum
Subjects: Irbil; Microbial contamination; Petroleum; Pollution; Twenty-first century
Subjects: Iraq; Petroleum
Subjects: Fluid dynamics; Iraq; Petroleum; Transport
Subjects: Kuwait; Petroleum
Subjects: Middle East; Corporations; Economic aspects; Petroleum
Subjects: Economic conditions; Financial institutions; Management; Natural resources; Petroleum
Subjects: Iraq; Structural geology; Geology; Petroleum
Subjects: Amplitude variation with offset analysis; Iraq; Seismic prospecting; Geology; Petroleum
Subjects: Chemical activation; Sudan; Petroleum
Subjects: Iraq; Geology; Petroleum