R. P. Panguluri, B. Nadgorny, T. Wojtowicz, W. L. Lim, X. Liu, and J. K. Furdyna, "Measurement of Spin Polarization by Andreev Reflection in Ferromagnetic In1-xMnxSb Epilayers", Appl. Phys. Lett. 84, 4947 (2004): on-line, preprint arXiv:cond-mat/0403451: on-line