@article{CMFD_2020_66_2_a7,
     author = {S. E. Pastukhova},
     title = {Resolvent approximations in $L^2$-norm for elliptic operators acting in a perforated space},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {314--334},
     publisher = {mathdoc},
     volume = {66},
     number = {2},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2020_66_2_a7/}
}