@article{10_21136_AM_1986_104214,
     author = {Blaheta, Radim},
     title = {A multilevel method with correction by aggregation for solving discrete elliptic problems},
     journal = {Applications of Mathematics},
     pages = {365--378},
     publisher = {mathdoc},
     volume = {31},
     number = {5},
     year = {1986},
     doi = {10.21136/AM.1986.104214},
     mrnumber = {0863032},
     zbl = {0615.65103},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/AM.1986.104214/}
}