Ray, D. B.; Singer, I. M. (1973), "Analytic torsion for complex manifolds.", Ann. of Math., 2, 98 (1), Annals of Mathematics: 154–177, doi:10.2307/1970909, JSTOR1970909, MR0383463
Ray, D. B.; Singer, I. M. (1973), "Analytic torsion.", in Spencer, D. C. (ed.), Partial differential equations, Proc. Sympos. Pure Math., vol. XXIII, Providence, R.I.: Amer. Math. Soc., pp. 167–181, MR0339293
Ray, D. B.; Singer, I. M. (1973), "Analytic torsion for complex manifolds.", Ann. of Math., 2, 98 (1), Annals of Mathematics: 154–177, doi:10.2307/1970909, JSTOR1970909, MR0383463
Ray, D. B.; Singer, I. M. (1973), "Analytic torsion for complex manifolds.", Ann. of Math., 2, 98 (1), Annals of Mathematics: 154–177, doi:10.2307/1970909, JSTOR1970909, MR0383463