KOŃ, Beata; JAKUBCZYK, Michał. Measuring the Illness-Related Absenteeism — Can Bradford Factor Approximate the Indirect Cost of Illness. Central European Journal of Economic Modelling and Econometrics, [S. l.], v. 15, n. 3, p. 241–265, 2025. DOI: 10.24425/cejeme.2023.147910. Disponível em: https://wydawnictwo.pan.pl/index.php/cejeme/article/view/65. Acesso em: 27 feb. 2026.