@article{KUIPM_1984_12_12_a17,
     author = {E. A. Knyazev},
     title = {Modification of the parametrized method of centers},
     journal = {Issledovaniya po Prikladnoi Matematike i Informatike},
     pages = {155--162},
     year = {1984},
     volume = {12},
     number = {12},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUIPM_1984_12_12_a17/}
}