@article{DE_1995_31_5_a20,
     author = {R. V. Namm},
     title = {On the rate of convergence of the finite element method in the {Signorini} problem},
     journal = {Differencialʹnye uravneni\^a},
     pages = {888--889},
     year = {1995},
     volume = {31},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1995_31_5_a20/}
}