@article{DAN_1995_345_5_a11,
     author = {Yu. A. Ustinov},
     title = {Saint-Venant problems for a spring},
     journal = {Doklady Akademii Nauk},
     pages = {621--623},
     publisher = {mathdoc},
     volume = {345},
     number = {5},
     year = {1995},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1995_345_5_a11/}
}