VRETARE, Lars. On a recurrence formula for elementary spherical functions on symmetric spaces and its applications to multipliers for the spherical Fourier transform. MATHEMATICA SCANDINAVICA, [S. l.], v. 41, p. 99–112, 1977. DOI: 10.7146/math.scand.a-11705. Disponível em: https://tidsskrift.dk/math/article/view/11705. Acesso em: 14 aug. 2026.