Mizuno, Yoshinori Max Planck Institute for Mathematics, Max Planck Society;
Mizuno, Y. (2009). Koecher-Maass series for positive definite Fourier coefficients of real analytic Siegel-Eisenstein series of degree 2. Bulletin of the London Mathematical Society, 41(6), 1017-1028. doi:10.1112/blms/bdp080.