@article{DAN_1967_175_2_a20,
     author = {M. L. Gerver and V. M. Markushevich},
     title = {Characteristic properties of seismic time-curves},
     journal = {Doklady Akademii Nauk},
     pages = {334--337},
     publisher = {mathdoc},
     volume = {175},
     number = {2},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1967_175_2_a20/}
}