%0 Journal Article %A Howard S. Cohl %A Thinh H. Dang %A T. M. Dunster %T Fundamental Solutions and Gegenbauer Expansions of Helmholtz Operators in Riemannian Spaces of Constant Curvature %J Symmetry, integrability and geometry: methods and applications %D 2018 %V 14 %U http://geodesic.mathdoc.fr/item/SIGMA_2018_14_a135/ %G en %F SIGMA_2018_14_a135