ANSI ISO 8860-2-1987 信息处理.数据交换用90mm(3.5英寸)改进调频记录的密度为7958 ftprad、每面80道软磁盘.第2部分:INCITS采纳的磁道格式
Information processing - Data interchange on 90 mm (3.5 in) flexible disk cartridges using modified frequency modulation recording at 7 958 ftprad on 80 tracks on each side - Part 2 : Track format Adopted by INCITS