@article{DAN_1996_346_3_a4,
     author = {A. P. Suetov},
     title = {Optimization of the form of an elliptic system with the aim of},
     journal = {Doklady Akademii Nauk},
     pages = {307--310},
     publisher = {mathdoc},
     volume = {346},
     number = {3},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1996_346_3_a4/}
}