@article{DAN_1972_202_4_a15,
     author = {V. I. Malyǐ and A. B. Efimov},
     title = {Stability loss of a rod in longitudinal impact},
     journal = {Doklady Akademii Nauk},
     pages = {797--799},
     publisher = {mathdoc},
     volume = {202},
     number = {4},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1972_202_4_a15/}
}