@article{DAN_1988_303_5_a11,
     author = {Ya. A. \`Eyubov},
     title = {A variational principle for viscoelastic bodies in problems of},
     journal = {Doklady Akademii Nauk},
     pages = {1078--1081},
     publisher = {mathdoc},
     volume = {303},
     number = {5},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1988_303_5_a11/}
}