@article {1901.03319, archivePrefix = {arXiv}, eprint = {1901.03319}, primaryClass = {cs.CG}, author = {Vitaliy Kurlin and Philip Smith}, title = {Skeletonisation Algorithms for Unorganised Point Clouds with Theoretical Guarantees}, year = {2019}, url = {http://arxiv.org/abs/1901.03319} }