D W Hearn

NETWORK AGGREGATION IN TRANSPORTATION PLANNING. VOLUME I: SUMMARY AND SURVEY

D W Hearn, 1978 .

A Research Program in Logistics Systems.

Timothy J. Lowe, Richard L. Francis, H D Ratliff, 1975 .

Network aggregation in transportation planning models

D W Hearn, R R Barton, D. Hearn, 1979 .

PRACTICAL AND THEORETICAL ASPECTS OF AGGREGATION PROBLEMS IN TRANSPORTATION PLANNING MODELS

D W Hearn, 1984 .