@article{10_4007_annals_2012_175_3_13,
     author = {Simon Marshall},
     title = {Bounds for the multiplicities of cohomological automorphic forms on $\mathrm{GL}_2$},
     journal = {Annals of mathematics},
     pages = {1629--1651},
     publisher = {mathdoc},
     volume = {175},
     number = {3},
     year = {2012},
     doi = {10.4007/annals.2012.175.3.13},
     mrnumber = {2912713},
     zbl = {06051278},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4007/annals.2012.175.3.13/}
}