Transportation infrastructure: benefits of traffic control signal systems are not being fully realized.

Mode of access: Internet.

Advance traffic control warning systems for maintenance. Final report.

Federal Highway Administration, Baton Rouge, Fla.

The air quality and economic implications of supplementary control systems in Illinois /

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ANC Procedures for the Control of Air Traffic [Approved by the] U.S. Air Force, U.S. Navy, U.S. Coast Guard [and] Civil Aeronautics Administration

Mode of access: Internet.

Evaluation of traffic control devices for rural high-speed maintenance work zones.

Texas Department of Transportation, Research and Technology Transfer Office, Austin

Improving the highway system by upgrading and optimizing traffic control devices. Final report.

Mode of access: Internet.

Specification and data presentation in linear control systems; [final report,

"EE 61-4. Research project PRF 30. Contract no. AF 29(600)-1933."

On the optimum synthesis of multipole control systems in the Wiener sense

ASTIA Document no. AD 212 466

Synthesis of flight control systems subject to vehicle parameter variations.

Mode of access: Internet.

The evaluation and application of chemically regenerative atmospheric control systems.

" Report ; no. TDR-269 (4560-50)-2)."

Energy monitoring and control systems (EMCS).

"January 1991."

Air traffic patterns for IFR and VFR aviation.

Mode of access: Internet.

A plan for modernization of the national system of aviation facilities /

Mode of access: Internet.

Project Searchlight; systems maintenance study.

pt. 2 Report on management and organization. December.--pt. 3 Technical report. January.

The timing of airport traffic control as influenced by weather and aircraft performance.

"Meteorological study sponsored by Air Navigation Development Board under Contract Cwb-8175 with the U.S. Weather Bureau."