1. Space-Time Approach to Non-Relativistic Quantum Mechanics
2. R. P. Feynman and A. R. Hibbs,Quantum Mechanics and Path Integrals(McGraw-Hill, New York, 1965).
3. Integration in Functional Spaces and its Applications in Quantum Physics
4. J. T. Devreese, Ed.,Proceedings of the NATO Advanced Study Institute on Path Intgrals and Their Applications(Plenum, New York, 1977).
5. A. J. F. Siegert, “Applications of Function Space Integrals to Problems in Equilibrium Statistical Mechanics,” inAnalysis in Function Space, edited by W. Ted Martin and I. Segal (MIT Press, Cambridge, Mass., 1964).