Sariel Har-Peled, Akash Kushal. Smaller Coresets for k-Median and k-Means Clustering. Discrete & Computational Geometry, 37(1):3-19, 2007. [doi]
@article{Har-PeledK07,
title = {Smaller Coresets for k-Median and k-Means Clustering},
author = {Sariel Har-Peled and Akash Kushal},
year = {2007},
doi = {10.1007/s00454-006-1271-x},
url = {http://dx.doi.org/10.1007/s00454-006-1271-x},
researchr = {https://researchr.org/publication/Har-PeledK07},
cites = {0},
citedby = {0},
journal = {Discrete & Computational Geometry},
volume = {37},
number = {1},
pages = {3-19},
}