LETZA, Steve R.; KALUPA, Łukasz; KOWALSKI, Tadeusz. Predicting corporate failure : how useful are multi-discriminant analysis models?. Economics and Business Review, Poland, v. 3, n. 2, p. 5–11, 2003. DOI: 10.18559/ebr.2003.2.494. Disponível em: https://journals.ue.poznan.pl/ebr/article/view/494. Acesso em: 14 may. 2025.