An earth-based coordinate clock network /
Neil Ashby ; University of Colorado.

APA Citation

Ashby, N., United States. National Bureau of Standards. (1975). An earth-based coordinate clock network. [Washington, D.C.]: U.S. Dept. of Commerce, National Bureau of Standards .

MLA Citation

Ashby, Neil, and United States. National Bureau of Standards. An Earth-based Coordinate Clock Network. [Washington, D.C.]: U.S. Dept. of Commerce, National Bureau of Standards , 1975.