@article{SJVM_2018_21_3_a1,
     author = {Kh. D. Ikramov},
     title = {On congruent selection of the {Jordan} blocks from a~singular square matrix},
     journal = {Sibirskij \v{z}urnal vy\v{c}islitelʹnoj matematiki},
     pages = {255--258},
     publisher = {mathdoc},
     volume = {21},
     number = {3},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJVM_2018_21_3_a1/}
}