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@article{MM2_1990__66_1_155461, author = {J\"urgen Kindler}, title = {The sigma-core of convex games and the problem of measure extension.}, journal = {Manuscripta mathematica}, pages = {97--108}, publisher = {mathdoc}, volume = {66}, number = {1}, year = {1990}, zbl = {0682.28005}, url = {http://geodesic.mathdoc.fr/item/MM2_1990__66_1_155461/} }
Jürgen Kindler. The sigma-core of convex games and the problem of measure extension.. Manuscripta mathematica, Tome 66 (1990) no. 1, pp. 97-108. http://geodesic.mathdoc.fr/item/MM2_1990__66_1_155461/