C. R. Mauer and J. M. Fitzpatrick, “A Review of Medical Image Registration,” In: R. J. Maciunas, Ed., Interactive Image Guided Neurosurgery, American Association of Neurological Surgeons, 1993, pp. 17-44.
 P. A. van den Elsen, E. J. D. Pol and M. A. Viergever, “Medical Image Matching—A Review with Classification,” IEEE Engineering in Medicine and Biology, Vol. 3, 1993, pp. 26-39. doi:10.1109/51.195938
 L. Chmielewski, J. L. Kulikowski and A. Nowakowski, Eds., “Biomedical Imaging (in Polish),” In: M. Nalecz, Ed., Series Biocybernetics and Biomedical Engineering, Vol. 8, Akademicka Oficyna Wydawnicza EXIT, Warsaw, 2003.
 F. Maes, A. Collignon, D. Vandermeulen, G. Marchal and P. Suetens, “Multimodality Image Registration by Maximization of Mutual Information,” IEEE Transactions on Medical Imaging, Vol. 16, No. 2, 1997, pp. 187-198. doi:10.1109/42.563664