@article{ZNSL_2013_419_a7,
     author = {L. Yu. Kolotilina},
     title = {Some inequalities connecting the singular values of a~complex matrix with the {Perron} roots of related nonnegative matrices},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {121--138},
     publisher = {mathdoc},
     volume = {419},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2013_419_a7/}
}