@article{MTA_2016_1_2_a1,
     author = {Yuri Podlipenko,Yury Shestopalov},
     title = {Mixed {Variational} {Approach} to {Finding} {Guaranteed} {Estimates} for {Solutions} and {Right-Hand} {Sides} of the {Second-Order} {Linear} {Elliptic} {Equations} under {Incomplete} {Data}},
     journal = {Minimax theory and its applications},
     year = {2016},
     volume = {1},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/MTA_2016_1_2_a1/}
}