Chaturvedi, A., M. Jones, and H. L. Nguyễn. “Locally Private K-Means Clustering With Constant Multiplicative Approximation and Near-Optimal Additive Error”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 36, no. 6, June 2022, pp. 6167-74, doi:10.1609/aaai.v36i6.20565.