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@article{MOMA_1992__113_4_178560, author = {R.J. Gregorac}, title = {Iterated {Means} of {Convex} {Bodies.}}, journal = {Monatshefte f\"ur Mathematik}, pages = {189--198}, publisher = {mathdoc}, volume = {113}, number = {4}, year = {1992}, zbl = {0765.52007}, url = {http://geodesic.mathdoc.fr/item/MOMA_1992__113_4_178560/} }
R.J. Gregorac. Iterated Means of Convex Bodies.. Monatshefte für Mathematik, Tome 113 (1992) no. 4, pp. 189-198. http://geodesic.mathdoc.fr/item/MOMA_1992__113_4_178560/