@article{FAA_1992_26_1_a19,
     author = {V. N. Tolstoy and S. M. Khoroshkin},
     title = {The universal $R$-matrix for quantum untwisted affine {Lie} algebras},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {85--88},
     publisher = {mathdoc},
     volume = {26},
     number = {1},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1992_26_1_a19/}
}