Published
Gaithersburg, MD : U.S. Dept. of Commerce/National Bureau of Standards ; Springfield, VA : For sale by the National Technical Information Service, 1985.
Variant and related titles
One hundred thirty mm (5.25 in) flexible disk cartridge track format using modified frequency modulation recording at 7958 bprad on two sides - 1.9 tpmm (48 tpi) for information interchange.