@article{DAN_1969_187_1_a16,
     author = {D. I. Shil'krut},
     title = {A symmetry theorem for shallow forms of equilibrium of geometrically nonlinear shallow and nonshallow shells},
     journal = {Doklady Akademii Nauk},
     pages = {64--67},
     publisher = {mathdoc},
     volume = {187},
     number = {1},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1969_187_1_a16/}
}