Abdi, H., V. Guillemot, R. Liu, N. Niang, G. Saporta, and J.-C. Yu. “From Plain to Sparse Correspondence Analysis: A Generalized SVD Approach”. Italian Journal of Applied Statistics, vol. 35, no. 3, July 2024, pp. 301-38, doi:10.26398/IJAS.0035-014.