@article{DAN_1963_150_4_a14,
     author = {\`E. I. Grigolyuk and P. P. Chulkov},
     title = {On the linear theory of three-layer shells with a rigid filler},
     journal = {Doklady Akademii Nauk},
     pages = {761--763},
     publisher = {mathdoc},
     volume = {150},
     number = {4},
     year = {1963},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1963_150_4_a14/}
}