Wang, J., A. Suzuki, L. Xu, F. Tian, L. Yang, and K. Yamanishi. “Orderly Subspace Clustering”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 33, no. 01, July 2019, pp. 5264-72, doi:10.1609/aaai.v33i01.33015264.