Ge Xia. The Stretch Factor of the Delaunay Triangulation Is Less than 1.998. SIAM Journal on Computing, 42(4):1620-1659, 2013. [doi]
@article{Xia13, title = {The Stretch Factor of the Delaunay Triangulation Is Less than 1.998}, author = {Ge Xia}, year = {2013}, doi = {10.1137/110832458}, url = {http://dx.doi.org/10.1137/110832458}, researchr = {https://researchr.org/publication/Xia13}, cites = {0}, citedby = {0}, journal = {SIAM Journal on Computing}, volume = {42}, number = {4}, pages = {1620-1659}, }