@article{DA_1974_12_a7,
     author = {I. I. Dikin},
     title = {On the convergence of an iteration process},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {54--60},
     publisher = {mathdoc},
     number = {12},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_1974_12_a7/}
}