@article{IM2_2009_73_1_a9,
     author = {M. I. Shtogrin},
     title = {Isometric immersions of a cone and a cylinder},
     journal = {Izvestiya. Mathematics },
     pages = {181--213},
     publisher = {mathdoc},
     volume = {73},
     number = {1},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2009_73_1_a9/}
}