@article{AUM_2011_65_2_a10,
     author = {Gutlyanskii, Vladimir Ya. and Martio, Olli and Ryazanov, Vladimir},
     title = {On a theorem of {Lindelof}},
     journal = {Annales Universitatis Mariae Curie-Sk{\l}odowska. Mathematica },
     publisher = {mathdoc},
     volume = {65},
     number = {2},
     year = {2011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUM_2011_65_2_a10/}
}