@article{ZNSL_1989_175_a3,
     author = {S. V. Vostokov},
     title = {On the norm property of the {Gilbert's} pairing},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {30--45},
     year = {1989},
     volume = {175},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1989_175_a3/}
}