One study found that among individuals who lack other sources of health coverage, the percentage purchasing individual insurance increases steadily with income.

And as the Soviet experience illustrates, ideology is a weak glue to hold together people otherwise lacking racial, ethnic, and cultural sources of community.

The findings of the Committee on Alleged German Outrages show that war propaganda can be effective, even if it lacks both true and reliable sources.

Concerning the God (Dievas) in the old Lithuanian religion, modern interpretations lack sources too.

Translated from the French Wikipedia article of the same title, which lacks sources.

Although they had ample reserves of copper (the key component of bronze) within their boundaries, the Egyptians lacked sources of the far more effective metal.

Hungary lacks extensive domestic sources of energy and raw materials needed for industrial development.

The region of Banská Štiavnica lacks significant sources of flowing surface water.

Yes they lack adequate sources of food and water.

Castles and water tanks of all forms remind us that the city has gradually been abandoned because it lacked sources.