@article{ZNSL_2017_465_a0,
     author = {M. V. Babich},
     title = {Birational {Darboux} coordinates on nilpotent coadjoint orbits classical complex {Lie} groups, {Jordan} blocks~$2\times2$},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {5--12},
     publisher = {mathdoc},
     volume = {465},
     year = {2017},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2017_465_a0/}
}