@article{DAN_1972_203_1_a16,
     author = {L. N. Litvinenko},
     title = {A method of successive refinements for the solution of infinite systems of linear algebraic equations},
     journal = {Doklady Akademii Nauk},
     pages = {64--67},
     year = {1972},
     volume = {203},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1972_203_1_a16/}
}