Pugh, Emerson W.; Johnson, Lyle R.; Palmer, John H., "IBM's 360 and Early 370 Systems", Cambridge : MIT Press, 1991. ISBN 0262161230. Cf. pp.513–523 on David L. Noble and the invention of the floppy disk apparatus.
Jaapani leiutaja, Yoshiro Nakamatsu, väidab et leiutas ise disketti tuuma, ja 1952 aastal registreeris oma leiutise. Ta väidab ka, et leiutas 16 patenti IBM'i jaoks, küll ei ole tema väidete kinnitamiseks tõendeid.
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[1] Oral History Panel on 8 inch Floppy Disk Drives., , Ed. Jim Porter, 2005 – pg 30 "And they finally found out that that was dirt on the disk or a hair or a particle of some sort ... We glued some pink wipe on it, cut the holes in for the head and the center clamping and all of that and we put that on and lo and behold the problem disappeared, clean as a whistle."
Jaapani leiutaja, Yoshiro Nakamatsu, väidab et leiutas ise disketti tuuma, ja 1952 aastal registreeris oma leiutise. Ta väidab ka, et leiutas 16 patenti IBM'i jaoks, küll ei ole tema väidete kinnitamiseks tõendeid.
[2] Oral History Panel on 8 inch Floppy Disk Drives., , Ed. Jim Porter, 2005 – pg 31 "The writer was the Mackerel..."
[3] Oral History Panel on 8 inch Floppy Disk Drives., , Ed. Jim Porter, 2005 – pg 9 "IBM did introduce what they called the IGAR, the model 33FD, along with their 3740 data entry system."
