@article{ZNSL_2020_496_a9,
     author = {L. Yu. Kolotilina},
     title = {New two-sided bounds for the {Perron} root and related nonsingularity criteria},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {120--137},
     publisher = {mathdoc},
     volume = {496},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2020_496_a9/}
}