DIN EN 27487-2 (1991-12)廢止
Information Processing - Data Interchange On 130 Mm (5,25 In) Flexible Disk Cartridges Using Modified Frequency Modulation Recording At 7958 Ftprad, 1,9 Tpmm (48 Tpi), On Both Sides - Part 2: Track Format A
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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