@article{10_4153_CMB_2009_006_1,
     author = {Cummins, C. J.},
     title = {Cusp {Forms} {Like} {\ensuremath{\Delta}}},
     journal = {Canadian mathematical bulletin},
     pages = {53--62},
     year = {2009},
     volume = {52},
     number = {1},
     doi = {10.4153/CMB-2009-006-1},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2009-006-1/}
}