@article{DAN_1961_140_5_a31,
     author = {A. I. Burshtein and Yu. I. Naberukhin},
     title = {On the biradical paradox},
     journal = {Doklady Akademii Nauk},
     pages = {1106--1109},
     publisher = {mathdoc},
     volume = {140},
     number = {5},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1961_140_5_a31/}
}