@article{UZERU_1992_1_a4,
     author = {M. I. Karakhanyan},
     title = {On the subnormal elements in $C^{\ast}$-algebras},
     journal = {Proceedings of the Yerevan State University. Physical and mathematical sciences},
     pages = {34--40},
     publisher = {mathdoc},
     number = {1},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZERU_1992_1_a4/}
}