@article{SM_1985_52_1_a8,
     author = {A. V. Tyrin},
     title = {Critical points of the multidimensional {Dirichlet} functional},
     journal = {Sbornik. Mathematics},
     pages = {141--153},
     publisher = {mathdoc},
     volume = {52},
     number = {1},
     year = {1985},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1985_52_1_a8/}
}