ISO 9661:1988 Information processing; data interchange on 12,7 mm (0.5 in) wide magnetic tape cartridges: 18 tracks, 1491 data bytes per millimetre (37871 data bytes per inch)
1992ISO 9661:1988/Cor 2:1992 Information processing; data interchange on 12,7 mm (0.5 in) wide magnetic tape cartridges; 18 tracks, 1491 data bytes per millimetre (37871 data bytes per inch); technical corrigendum 2
1990ISO 9661:1988/Cor 1:1990 Information processing; data interchange on 12,7 mm (0.5 in) wide magnetic tape cartridges; 18 tracks, 1491 data bytes per millimetre (37871 data bytes per inch); technical corrigendum 1
1988ISO 9661:1988 Information processing; data interchange on 12,7 mm (0.5 in) wide magnetic tape cartridges: 18 tracks, 1491 data bytes per millimetre (37871 data bytes per inch)