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@article{DCG_1990__5_2_131122, author = {D.J. Kleitman and D.Z. Du}, title = {Diameter and {Radius} in the {Manhattan} {Metric.}}, journal = {Discrete & computational geometry}, pages = {351--356}, publisher = {mathdoc}, volume = {5}, number = {2}, year = {1990}, zbl = {0696.52007}, url = {http://geodesic.mathdoc.fr/item/DCG_1990__5_2_131122/} }
D.J. Kleitman; D.Z. Du. Diameter and Radius in the Manhattan Metric.. Discrete & computational geometry, Tome 5 (1990) no. 2, pp. 351-356. http://geodesic.mathdoc.fr/item/DCG_1990__5_2_131122/