@article{BUMI_2013_9_6_2_a2,
     author = {Knops, R. J. and Villaggio, Piero},
     title = {The {Shape} of a {Glacier}},
     journal = {Bollettino della Unione matematica italiana},
     pages = {299--317},
     publisher = {mathdoc},
     volume = {Ser. 9, 6},
     number = {2},
     year = {2013},
     zbl = {1297.86012},
     mrnumber = {3112981},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BUMI_2013_9_6_2_a2/}
}