Pratik Worah, Sandeep Sen. A linear time deterministic algorithm to find a small subset that approximates the centroid. Inf. Process. Lett., 105(1):17-19, 2007. [doi]
@article{WorahS07,
title = {A linear time deterministic algorithm to find a small subset that approximates the centroid},
author = {Pratik Worah and Sandeep Sen},
year = {2007},
doi = {10.1016/j.ipl.2007.07.008},
url = {http://dx.doi.org/10.1016/j.ipl.2007.07.008},
researchr = {https://researchr.org/publication/WorahS07},
cites = {0},
citedby = {0},
journal = {Inf. Process. Lett.},
volume = {105},
number = {1},
pages = {17-19},
}