@article{DAN_1990_314_2_a1,
     author = {N. N. Bogolyubov and I. V. Mykytyuk and A. K. Prikarpatskii},
     title = {Verma modules over the quantum {Lie} algebra of currents on the circle},
     journal = {Doklady Akademii Nauk},
     pages = {268--272},
     publisher = {mathdoc},
     volume = {314},
     number = {2},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1990_314_2_a1/}
}