IBM Technical Disc. Bulletin vol. 21 No. 3, Aug. 1978, C. H. Kalthoff et al. "Servo Angle And Tape Measurement Fixture" pp. 915-916. |
IBM Technical Disc. Bulletin vol. 20 No. 9, Feb. 1978, D. R. McEfee "Read/Write Servo Magnetic Head" 3673-3674. |
IBM Technical Disc. Bulletin vol. 31 No. 11, Apr. 1989, M. R. Cannon "Tape Guard Band Reduction For High Track Density Storage" p. 219. |
IBM Technical Disc. Bulletin vol. 19 No. 3, Aug. 1976, J. Lewkowicz et al. "Tri-Bit Servo Detection" pp. 810-813. |
IBM Technical Disc. Bulletin vol. 25 No. 2, Jul. 1982, T. A. Schwarz "Re-Recordable Servo System For Multi-Track Tape" pp. 778-779. |
IBM Technical Disc. Bulletin vol. 23 No. 2, Jul. 1980, E. G. Gruss et al. "Servo System For Magnetic Recording Based On Time Comparison" pp. 787-789. |
Research Disclosure Aug. 1991, No. 328, Kenneth Mason Publications Ltd, England "Combined Data/Servo Track Magnetoresistive Sensor For Magnetic Tape Heads" disclosed anonymously. |