KS X 5426-2001(2021) 信息处理.130mm（5.25in）盒式软磁盘上的数据交换 使用7958ftprad 1.9tpmm（48tpi）双面的改进调频记录.第3部分:磁道格式B
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 3: Track form