@article{BUMI_2007_8_10B_3_a33,
     author = {Montaldo, Stefano and Onnis, Irene I.},
     title = {A {Note} on {Surfaces} in $\mathbb{H}^2 \times \mathbb{R}$},
     journal = {Bollettino della Unione matematica italiana},
     pages = {939--950},
     publisher = {mathdoc},
     volume = {Ser. 8, 10B},
     number = {3},
     year = {2007},
     zbl = {1183.53055},
     mrnumber = {2507907},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BUMI_2007_8_10B_3_a33/}
}