@article{IVM_1992_10_a0,
     author = {S. A. Belov and S. N. Slugin},
     title = {The maximum principle in the domain optimization in an elliptic problem},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {3--5},
     publisher = {mathdoc},
     number = {10},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1992_10_a0/}
}