@article{MM2_1986__54_155104,
     author = {Martin Fuchs},
     title = {Some remarks on the boundary regularity for minima of variational problems with obstacles.},
     journal = {Manuscripta mathematica},
     pages = {107--120},
     publisher = {mathdoc},
     volume = {54},
     year = {1986},
     zbl = {0587.49011},
     url = {http://geodesic.mathdoc.fr/item/MM2_1986__54_155104/}
}