@article{MZM_2002_72_2_a11,
     author = {A. N. Urinovskii},
     title = {Norm {Estimates} for {Multiplication} {Operators} in {Hilbert} {Algebras}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {283--291},
     publisher = {mathdoc},
     volume = {72},
     number = {2},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2002_72_2_a11/}
}