@article{RM_1985_40_3_a14,
     author = {A. A. Kosmodem'yanskii (Jr.)},
     title = {On a~problem with an unknown boundary for elliptic equations},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {237--238},
     publisher = {mathdoc},
     volume = {40},
     number = {3},
     year = {1985},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1985_40_3_a14/}
}