Control charts as a tool in data quality improvement.

Mode of access: Internet.

Variable message signing for traffic surveillance and control - a state of the art report. Final report.

Mode of access: Internet.

Optimum re-entry into the earth's atmosphere by use of a variable control force.

"Aeronautical Research Laboratory contract no. AF 33(616)-5689. Project 7060."

Synthesis of flight control systems subject to vehicle parameter variations.

Mode of access: Internet.

Standardization of control point realization.

"C00-1018-1206."