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Feynman, Richard P. (1946). A Theorem and its Application to Finite Tampers. Los Alamos Scientific Laboratory, Atomic Energy Commission.

Feynman, Richard P.; Welton, T. A. (1946). Neutron Diffusion in a Space Lattice of Fissionable and Absorbing Materials. Los Alamos Scientific Laboratory, Atomic Energy Commission.

Feynman, Richard P.; Metropolis, N.; Teller, E. (1947). Equations of State of Elements Based on the Generalized Fermi-Thomas Theory. Los Alamos Scientific Laboratory, Atomic Energy Commission.

Feynman, Richard P. (1948a). "Space-time approach to non-relativistic quantum mechanics". Rev. Mod. Phys. 20 (2): 367–387.

Feynman, Richard P. (1948b). "Relativistic Cut-Off for Quantum Electrodynamics". Physical Review 74 (10): 1430–1438.

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Feynman, Richard P. (1949). "The theory of positrons". Phys. Rev. 76 (6): 749–759.

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