1. Feynman, R. P., Hibbs, A. R.: Quantum mechanics and path integrals. New York: McGraw Hill Book Comp. 1965.
2. Laidlaw, M. G. G., DeWitt, C. Morette: Phys. Rev. D3, 1375–1378 (1971). — Laidlaw, M. G. G.: Ph. D. Thesis, University of North Carolina, 1971.
3. DeWitt, C. Morette: Ann. Inst. H. Poincaré11, 153–206 (1969). A misprint occurs on p. 162 in the line following «développonsS en série de Taylor»; it should read:
4. Bourbaki, N.: Eléments de mathematiques. Chapter IX, Volume VI — also referred to as Fasicule 35 or No. 1343 of the Actualités Scientifiques et Industrielles — Paris, Hermann 1969. See also Friedrichs, K. O., Shapiro, H. N.et al.: Integration of functionals. Seminar Notes of the Institute of Mathematical Sciences of New York University 1957.
5. Choquet, G.: Mesures coniques, affines et cylindriques. Conferenza, Istituto di Alta Matematica, 1968.