@article{KUIPM_1992_18_18_a13,
     author = {S. N. Perfilov and R. N. Sattarov},
     title = {On the efficiency of a modification of newton?s method of solving a system of equations},
     journal = {Issledovaniya po Prikladnoi Matematike i Informatike},
     pages = {124--126},
     year = {1992},
     volume = {18},
     number = {18},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUIPM_1992_18_18_a13/}
}