Idzerda, Y. U., Gutierrez, C. J., Tjeng, L. H., Lin, L.-J., Meigs, G., & Chen, C. T. (1993). Magnetic circular dichroism of FexCo1−x alloy single crystal thin films. Journal of Applied Physics, 73(10), 5346-5346. doi:10.1063/1.353726.