@article{MZM_2021_110_1_a5,
     author = {Kh. D. Ikramov},
     title = {On {Matrices} {Having} $J_m(1)\oplus J_m(1)$ as the {Cosquare}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {65--74},
     publisher = {mathdoc},
     volume = {110},
     number = {1},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2021_110_1_a5/}
}