Helena F. Barsam

Terrain Visualization by Soldiers

Zita M. Simutis, Helena F. Barsam, 1982 .

PLATO: Army applications

Zita M. Simutis, Helena F. Barsam, 1983 .

Computer-Based Graphics for Terrain Visualization Training

Zita M. Simutis, Helena F. Barsam, 1984 .

Terrain Visualization and Map Reading

Zita M. Simutis, Helena F. Barsam, H. F. Barsam, 1983 .