@article{astronglyconsistentsparsekmeans,
  title = {A Strongly Consistent Sparse $k$-means Clustering with Direct $l_1$ Penalization on Variable Weights},
  author = {Saptarshi Chakraborty and Swagatam Das},
  year = {2019},
  eprint = {1903.10039},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1903.10039v1},
}