@article{AFM_2012_37_1_a0,
     author = {H\r{a}kan Hedenmalm},
     title = {The {Beurling} operator for the hyperbolic plane},
     journal = {Annales Fennici Mathematici},
     pages = {3--18},
     publisher = {mathdoc},
     volume = {37},
     number = {1},
     year = {2012},
     doi = {10.5186/aasfm.2012.3708},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.5186/aasfm.2012.3708/}
}