@article{10_1090_S0894_0347_2012_00750_4,
     author = {Pitt, Nigel},
     title = {On an analogue of {Titchmarsh\^a€™s} divisor problem for holomorphic cusp forms},
     journal = {Journal of the American Mathematical Society},
     pages = {735--776},
     publisher = {mathdoc},
     volume = {26},
     number = {3},
     year = {2013},
     doi = {10.1090/S0894-0347-2012-00750-4},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-2012-00750-4/}
}