@article{700315,
     title = {Colouring polytopic partitions in $\mathbb {R}^d$
               },
     booktitle = {Proceedings of Equadiff 10},
     series = {GDML\_Books},
     publisher = {Masaryk University},
     address = {Brno},
     year = {2002},
     pages = {121-133},
     mrnumber = {MR1981530},
     zbl = {1003.05042},
     url = {http://dml.mathdoc.fr/item/700315}
}

Křížek, Michal. Colouring polytopic partitions in $\mathbb {R}^d$
               , dans Proceedings of Equadiff 10, GDML_Books,  (2002), pp. 121-133. http://gdmltest.u-ga.fr/item/700315/