@article{MS2_1956__4_165613,
     author = {VILHELM JORGENSEN},
     title = {On an inequality for the hyperbolic measure and its applications in the theory of functions},
     journal = {Mathematica Scandinavica},
     pages = {113--124},
     publisher = {mathdoc},
     volume = {4},
     year = {1956},
     zbl = {0070.29904},
     url = {http://geodesic.mathdoc.fr/item/MS2_1956__4_165613/}
}