@article{IVM_2011_6_a7,
     author = {A. A. Koshelev},
     title = {The best approximation of {Laplace} operator by linear bounded operators in the space $L_p$},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {63--74},
     publisher = {mathdoc},
     number = {6},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2011_6_a7/}
}