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"Gd.sub.x Fe.sub.y and GdCoFe Materials for Magnetic Head Hall Sensors", Gambino et al., IBM Technical Disclosure Bulletin, vol. 18, No. 12, May 1976, p. 4218. |
"Information Output Device for Logic and Switching Elements based on Ferromagnetic Single Crystals", M. A. Boyarchenkov, et al.; Moscow, Tbilisi (504-506). |
"All-Amorphous Film Single-Level Masking Bubble Devices and Fabrication Method", IBM Technical Bulletin, vol. 18, No. 3, Aug. 1975, pp. 940/941. |
"Neues Aus Der Technik", No. 4, Aug. 1978, Wurzburg, Ein besonderer Schreib-Lesekopf fur Magnetaufzeichnung, insbesondere fur Mehrspuraufnahmen", p. 4. |