@article{10_4153_CMB_1980_057_9,
     author = {Greiner, Peter C.},
     title = {Spherical {Harmonics} on the {Heisenberg} {Group}},
     journal = {Canadian mathematical bulletin},
     pages = {383--396},
     year = {1980},
     volume = {23},
     number = {4},
     doi = {10.4153/CMB-1980-057-9},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1980-057-9/}
}