1. On the zeros of a class of Dirichlet series. I;Berndt, Bruce C.;Illinois J. Math.,1970
2. 2. L. Goldstein, A Riemann-von Mangoldt formula for Dirichlet series with functional equations(to appear).
3. 3. G. H. Hardy, Ramanujan, Cambridge Univ. Press, London; Macmillan, New York, 1940. MR 3, 71.
4. Prime number theorems for the coefficients of modular forms;Moreno, Carlos Julio;Bull. Amer. Math. Soc.,1972
5. On a convolution of 𝐿-series;Ogg, A. P.;Invent. Math.,1969