@article{TM_1983_161_a10,
     author = {M. O. Otelbaev},
     title = {Coercive estimates and separability theorems for elliptic equations in $R^n$},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {195--217},
     publisher = {mathdoc},
     volume = {161},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1983_161_a10/}
}