@article{ZNSL_1986_154_a7,
     author = {L. Yu. Kolotilina},
     title = {On explicit pre{\cyrs}onditioning for dense linear algebraic systems},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {90--100},
     publisher = {mathdoc},
     volume = {154},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1986_154_a7/}
}