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Bibliography

[1]

S. Bochner, Positive zonal functions on spheres, Proc. Nat. Acad. Sci. U.S.A. 40 (1954), 1141-1147. MR 0068127 (16:834e)

[2]

E. Cartan, Sur la determination d'un système orthogonal complet dans un espace de Riemann symmetrique clos, Rend. Circ. Mat. Palermo 53 (1929), 217-252.

[3]

C. F. Dunkl, Harmonic analysis on spheres, Ph.D. Thesis, University of Wisconsin, Madison, 1965.

[4]

A. Erdélyi, et al., Higher transcendental functions (Bateman Manuscript Project), Vols. I, II, McGraw-Hill, New York, 1953.

[5]

I. M. Gel'fand, Spherical functions on symmetric spaces, Dokl. Akad. Nauk. SSSR 70 (1950), 5-8. MR 0033832 (11:498b)

[6]

S. Helgason, Differential geometry and symmetric spaces, Academic Press, New York, 1962. MR 0145455 (26:2986)

[7]

H. Helson, Isomorphisms of abelian group algebras, Ark. Mat. 2 (1953), 475-487. MR 0058138 (15:327g)

[8]

I. I. Hirschman, Jr., Harmonic analysis and ultraspherical polynomials, Proceedings of the Conference on Harmonic Analysis, Cornell, 1956.

[9]

L. Koschmieder, Über die -Summierbarkeit gewisser Reihen von Didon und Appell, Math. Ann. 104 (1931), 387-402. MR 1512676

[10]

W. Rudin, Fourier analysis on groups, Interscience, New York, 1962. MR 0152834 (27:2808)

[11]

-, Projections in invariant subspaces, Proc. Amer. Math. Soc. 13 (1962), 429-432. MR 0138012 (25:1460)