-
1
Sleep patterns in air traffic controllers working rapidly rotating shifts : a field study : final report
Washington, D.C. : Springfield, Va. :; Washington, D.C. : Springfield, Va. : Office of Aviation Medicine, U.S. Dept. of Transportation, Federal Aviation Administration ; Available to the public through the National Technical Information Service, 1995Format: Government Document Book
-
2
Sleep patterns in air traffic controllers working rapidly rotating shifts a field study : final report
Washington, D.C. : Springfield, Va. : Office of Aviation Medicine, U.S. Dept. of Transportation, Federal Aviation Administration ; Available to the public through the National Technical Information Service, 1995Format: Government Document Book