1. Avdeev, D. B., and Avdeeva, A. D., 2006, A rigorous three-dimensional magnetotelluric inversion: Progress in Electromagnetics Research, 62, 41–48.
2. Du, Z. H., 2001, High-powered computing parallel programming technique-MPI parallel program design: Tsinghua University Press, Beijing.
3. Hu, Z. Z., Hu, X. Y., and He, Z. X., 2006, Pseudo-three-dimensional magnetotelluric inversion using nonlinear conjugate gradients: Chinese Journal of Geophysics (in Chinese), 49(4), 1226–1234.
4. Lin, C. H., Tan, H. D., and Tong, T., 2008, Three-dimensional conjugate gradient inversion of magnetotelluric sounding data: Applied Geophysics, 5(4), 314–321.
5. Mackie, R. L., and Madden, T. R., 1993, Three-dimensional magnetotelluric inversion using conjugate gradients: Geophys. J. Int., 115, 215–229.