Geodesic
On the convergence of the Uzawa method with a modified Lagrange functional for variational inequalities in mechanics
Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki, Tome 50 (2010) no. 8, pp. 1357-1366

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For the scalar semicoercive Signorini problem, the dual problem is constructed on the basis of a modified Lagrangian functional. The convergence of the gradient method as applied to solving the dual problem is examined. 
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     author = {\`E. M. Vikhtenko and G. Vu and R. V. Namm},
     title = {On the convergence of the {Uzawa} method with a modified {Lagrange} functional for variational inequalities in mechanics},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1357--1366},
     publisher = {mathdoc},
     volume = {50},
     number = {8},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2010_50_8_a1/}
}
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È. M. Vikhtenko; G. Vu; R. V. Namm. On the convergence of the Uzawa method with a modified Lagrange functional for variational inequalities in mechanics. Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki, Tome 50 (2010) no. 8, pp. 1357-1366. http://geodesic.mathdoc.fr/item/ZVMMF_2010_50_8_a1/