KUMARSWAMY, S.; SUBRAMANIAN, R. O Pewnym Stochastycznym Modelu dla Problemu Uderzenia. Engineering Transactions, [S. l.], v. 19, n. 1, p. 85–95, 1971. Disponível em: https://et3.ippt.pan.pl/index.php/et/article/view/2532. Acesso em: 25 apr. 2025.