@article{DAN_1972_206_6_a10,
     author = {Yu. L. Vasil'ev and A. N. Dmitriev},
     title = {A spectral approach to the comparison of objects that are characterized by a set of signs},
     journal = {Doklady Akademii Nauk},
     pages = {1309--1312},
     publisher = {mathdoc},
     volume = {206},
     number = {6},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1972_206_6_a10/}
}