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@article{DAN_1981_259_5_a9, author = {V. I. Kerchman}, title = {Extremal properties of the contact boundary in {Signorini{\textquoteright}s} problem for a half-space}, journal = {Doklady Akademii Nauk}, pages = {1064--1068}, publisher = {mathdoc}, volume = {259}, number = {5}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1981_259_5_a9/} }
V. I. Kerchman. Extremal properties of the contact boundary in Signorini’s problem for a half-space. Doklady Akademii Nauk, Tome 259 (1981) no. 5, pp. 1064-1068. http://geodesic.mathdoc.fr/item/DAN_1981_259_5_a9/