@article{RM_1971_26_5_a16,
     author = {V. P. Yashnikov},
     title = {Harmonic functions connected with finite von {Neumann} algebras},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     year = {1971},
     volume = {26},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1971_26_5_a16/}
}