DIN EN 28378-3:1991-12
Отменен
Information processing; data interchange on 130 mm (5,25 in) flexible disk cartridges using modified frequency modulation recording at 7958 ftprad, 3,8 tpmm (96 tpi), on both sides; part 3: track format B (ISO 8378-3:1986); german version EN 28378-3:1989
— 8 стр.
