TEAM, S. Which Robust Versions of Sample Variance and Sample Covariance Are Most Appropriate for Econometrics: Symmetry-Based Analysis: Songsak Sriboonchitta, Ildar Batyrshin, Vladik Kreinovich. Thai Journal of Mathematics, [S. l.], p. 37–50, 2016. Disponível em: https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/562. Acesso em: 19 may. 2024.