Tang, M., Z. Zhang, Y. Zhu, B. Ma, and Q. Jin. “Role of TbFe on Perpendicular Magnetic Anisotropy and Giant Magnetoresistance Effect in [Co/Ni]N-Based Spin Valves”. Nano-Micro Letters, vol. 6, no. 4, Sept. 2014, pp. 359-64, doi:10.1007/s40820-014-0009-1.