@article{TM_2019_305_a11,
     author = {D. V. Millionshchikov and R. Jimenez},
     title = {Geometry of {Central} {Extensions} of {Nilpotent} {Lie} {Algebras}},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {225--249},
     publisher = {mathdoc},
     volume = {305},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_2019_305_a11/}
}