CHECHULIN, V.L.; GRATSILEV, V.I. METHOD OF ROBUST EVALUATION THAT USES CHEBYSHEV’S INEQUALITY, AND ITS APPLICATION TO ANALYSIS OF INCOMES IN RUSSIA. Perm Federal Research Centre Journal, [S. l.], n. 2, p. 24–39, 2015. Disponível em: https://journal.permsc.ru/index.php/pscj/article/view/PSCJ2015n2p5. Acesso em: 13 may. 2026.