@article{GDZPPN000363901,
title = {Diameter-Extremal Subsets of Spheres.},
journal = {Discrete \& computational geometry},
volume = {4},
year = {1989},
pages = {117-138},
zbl = {0663.52008},
url = {http://dml.mathdoc.fr/item/GDZPPN000363901}
}
Katz, M. Diameter-Extremal Subsets of Spheres.. Discrete & computational geometry, Tome 4 (1989) pp. 117-138. http://gdmltest.u-ga.fr/item/GDZPPN000363901/