@article{ZNSL_2010_374_a4,
     author = {A. G. Bytsko},
     title = {On constant $U_q(sl_2)$-invariant $R$-matrices},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {82--91},
     publisher = {mathdoc},
     volume = {374},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2010_374_a4/}
}