@article{10_1090_S0894_0347_07_00581_4,
     author = {Reznikov, Andre},
     title = {Rankin-Selberg without unfolding and bounds for spherical {Fourier} coefficients of {Maass} forms},
     journal = {Journal of the American Mathematical Society},
     pages = {439--477},
     publisher = {mathdoc},
     volume = {21},
     number = {2},
     year = {2008},
     doi = {10.1090/S0894-0347-07-00581-4},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-07-00581-4/}
}