@article{ND_2007_3_1_a5,
     author = {E. Zermelo},
     title = {Hydrodynamische {Untersuchungen} \"uber die {Wirbelbewegungen} in einer {Kugelfl\"ache}},
     journal = {Russian journal of nonlinear dynamics},
     pages = {81--109},
     publisher = {mathdoc},
     volume = {3},
     number = {1},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ND_2007_3_1_a5/}
}