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@article{IVM_1980_8_a5, author = {Yu. T. Kuzmenko}, title = {Martin's boundary for elliptic operators in $R^n$}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {39--45}, publisher = {mathdoc}, number = {8}, year = {1980}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1980_8_a5/} }
Yu. T. Kuzmenko. Martin's boundary for elliptic operators in $R^n$. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 8 (1980), pp. 39-45. http://geodesic.mathdoc.fr/item/IVM_1980_8_a5/