@article{GDZPPN000364509,
title = {Delaunay Graphs Are Almost as Good as Complete Graphs.},
journal = {Discrete \& computational geometry},
volume = {5},
year = {1990},
pages = {399-408},
zbl = {0693.05045},
url = {http://dml.mathdoc.fr/item/GDZPPN000364509}
}
Dobkin, D.P.; Friedman, S.J.; Supowit, K.J. Delaunay Graphs Are Almost as Good as Complete Graphs.. Discrete & computational geometry, Tome 5 (1990) pp. 399-408. http://gdmltest.u-ga.fr/item/GDZPPN000364509/