@article{DAN_1981_260_4_a14,
     author = {V. I. Babenko and V. M. Prichko},
     title = {Loss of stability of spherical shells under external pressure},
     journal = {Doklady Akademii Nauk},
     pages = {831--833},
     year = {1981},
     volume = {260},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1981_260_4_a14/}
}