@article{VMUMM_1994_6_a16,
     author = {Ya. R. \`Efendiev},
     title = {Rigidity of an elastic medium when a rigid body rotates inside it},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {76--78},
     year = {1994},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1994_6_a16/}
}