@article{ZNSL_2016_453_a10,
     author = {L. Yu. Kolotilina},
     title = {New subclasses of the class of $\mathcal H$-matrices and related bounds for the inverses},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {148--171},
     publisher = {mathdoc},
     volume = {453},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2016_453_a10/}
}