[3] G. Binasch, P. Grunberg, F. Saurenbach, and W. Zinn, "Enhanced magnetoresistance in layered magnetic structures with antiferromagnetic interlayer exchange," Physical Review B 39, 4828-4830 (1989).
[5] J. G. Zhu, Y. Zheng, and G. A. Prinz, "Ultrahigh density vertical magnetoresistive random access memory," Journal of Applied Physics 87, 6668-6673 (2000).