N. J. McCormick and R. Sanchez, Inverse problem transport calculations for anisotropic-scattering coefficients, J. Math. Phys. 22, 199-208 (1981).

R. Sanchez and N. J. McCormick, General solutions to inverse transport problems, J. Math. Phys. 22, 847-855 (1981).

R. Sanchez and N. J. McCormick, Numerical evaluation of optical single- scattering properties using multiple-scattering transport methods, J. Quant. Spectrosc. Rad. Transfer 28, 169-184 (1982).

R. Sanchez and N. J. McCormick, A Review of Neutron Transport Approximations, Nucl. Sci. Eng. 80, 481-535 (1982).

R. Sanchez and N. J. McCormick, Inverse problem calculations for multigroup diffusion theory, Nucl. Sci. Eng. 83, 63-71 (1983).

R. Sanchez and N. J. McCormick, Solutions to inverse problems for the Boltzmann-Fokker-Planck Equation, Transport Theory and Statist. Phys. 12, 129-155 (1983).

N. J. McCormick and R. Sanchez, Solutions to an inverse problem in radiative transfer with polarization II, J. Quant Spectrosc. Rad. Transfer 30, 527-535 (1983).

R. Sanchez, N .J. McCormick, and H. C. Yi, Iterative inverse radiative transfer method to estimate optical thickness and surface albedo, Transport Theory and Statist. Phys. 19, 357-385 (1990).

H. C. Yi, N. J. McCormick, and R. Sanchez, Cloud optical thickness estimation from irradiance measurements, J. Atmospheric Sci. 47, 2567-2579 (1990).

H. C. Yi, R. Sanchez, and N. J. McCormick, Bioluminescence estimation from ocean in situ irradiances, Appl. Opt. 31, 822-830 (1992).

Z. Tao, N. J. McCormick, and R. Sanchez, Ocean source and optical property estimation using explicit and implicit algorithms, Appl. Opt. 33, 3265-3275 (1994).

N. J. McCormick and R. Sanchez, Two-region inverse transport analysis with solutions of the two-region Milne problem, Transport Theory and Statist. Phys. 26, 607-618 (1997).

N. J. McCormick, R. Sanchez, and H. C. Yi, Cloud optical thickness estimation from ground-level measurements, J. Atmospheric Oceanic Phys. 10, 702-708 (1997).

L. K. Sundman, R. Sanchez, and N. J. McCormick, Ocean optical source estimation with widely spaced irradiance measurements, Appl. Opt. 37, 3793-3803 (1998).

 R. Sanchez and N. J. McCormick, On the uniqueness of the inverse source problem for linear particle transport theory, Transport Theory and Statist. Phys. 37, 236-263 (2008) [DOI: 10.1080/00411450802526301].