@article{KUTGS_1997_23_a19,
     author = {Sh. A. Yafarov},
     title = {Special $\mathcal L_n$ that admit nontrivial~$J_0$},
     journal = {Trudy Geometricheskogo Seminara},
     pages = {223--230},
     publisher = {mathdoc},
     volume = {23},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUTGS_1997_23_a19/}
}