%0 Journal Article %A J.C.A. van der Lubbe %T An Axiomatic Theory of Heterogeneity and Homogeneity. %J Metrika %D 1986 %P 223-245 %V 33 %I mathdoc %U http://geodesic.mathdoc.fr/item/MET_1986__33_176054/ %F MET_1986__33_176054