@article{VTGU_2008_1_a6,
     author = {A. I. Litvin},
     title = {On {Some} {Approach} to {Hadamard's} {Problem}},
     journal = {Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mehanika},
     pages = {51--57},
     publisher = {mathdoc},
     number = {1},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VTGU_2008_1_a6/}
}