@article{IM2_1978_12_2_a11,
     author = {S. S. Strogalov},
     title = {On {Poincar\'e} series},
     journal = {Izvestiya. Mathematics },
     pages = {391--425},
     publisher = {mathdoc},
     volume = {12},
     number = {2},
     year = {1978},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1978_12_2_a11/}
}