Geodesic
Existence of solutions of nonlinear degenerate systems of parabolic variational inequalities
Zapiski Nauchnykh Seminarov POMI, Boundary-value problems of mathematical physics and related problems of function theory. Part 26, Tome 221 (1995), pp. 243-252 
M. Fuchs. Existence of solutions of nonlinear degenerate systems of parabolic variational inequalities. Zapiski Nauchnykh Seminarov POMI, Boundary-value problems of mathematical physics and related problems of function theory. Part 26, Tome 221 (1995), pp. 243-252. http://geodesic.mathdoc.fr/item/ZNSL_1995_221_a15/
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     author = {M. Fuchs},
     title = {Existence of solutions of nonlinear degenerate systems of parabolic variational inequalities},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {243--252},
     year = {1995},
     volume = {221},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1995_221_a15/}
}
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Systems of degenerated parabolic inequalities with an operator of gradient type are investigated. A Galerkin-type argument is applied to approximate these systems by a sequence of time dependent variational inequalities in finite-dimensional spaces. Bibliography: 1 title.