Range:
Subjects: Oman; Statistics; Economic aspects; Water
Subjects: Soil mechanics; Soil physics; Mechanics
Subjects: Soil mechanics
Subjects: Iraq; Waterproofing
Subjects: Petroleum refineries; Sanitation; Waste water
Subjects: Iraq; Environmental aspects
Subjects: Resistors
Subjects: Palestine; Statistics; Fuels; Heating
Subjects: Bread; Palestine; Statistics; Fuels
Subjects: Palestine; Statistics; Cooking; Fuels
Subjects: Palestine; Statistics; Fuels
Subjects: Palestine; Statistics
Subjects: Palestine; Statistics; Consumption; Electric power
Subjects: Euphrates River; Iraq; Salinity
Subjects: Palestine; Statistics; Energy
Subjects: Business enterprises; Palestine; Statistics; Environmental aspects