@article{ZVMMF_2009_49_4_a0,
     author = {M. Ghasemi Kamalvand and Kh. D. Ikramov},
     title = {Low-rank perturbations of symmetric matrices and their condensed forms under unitary congruences},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {595--600},
     publisher = {mathdoc},
     volume = {49},
     number = {4},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2009_49_4_a0/}
}