@article{IVM_2000_11_a4,
     author = {V. G. Korneev and Ya. Fish},
     title = {Two-level methods, based on aggregation, for solving three-dimensional problems},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {42--61},
     year = {2000},
     number = {11},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2000_11_a4/}
}