@article{ZNSL_1976_58_a5,
     author = {A. P. Kubanskaya},
     title = {One matrix equality},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {47--53},
     year = {1976},
     volume = {58},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1976_58_a5/}
}