@article{KUIPM_1984_10_10_a3,
     author = {O. E. Tikhonov},
     title = {Representations, weights, and expectations in von {Neumann} algebras},
     journal = {Issledovaniya po Prikladnoi Matematike i Informatike},
     pages = {67--72},
     year = {1984},
     volume = {10},
     number = {10},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUIPM_1984_10_10_a3/}
}