@article{MET_1986__33_176054,
     author = {J.C.A. van der Lubbe},
     title = {An {Axiomatic} {Theory} of {Heterogeneity} and {Homogeneity.}},
     journal = {Metrika},
     pages = {223--245},
     publisher = {mathdoc},
     volume = {33},
     year = {1986},
     zbl = {0616.62150},
     url = {http://geodesic.mathdoc.fr/item/MET_1986__33_176054/}
}