VALUŽIS, Mantas. Present value of firm asset in case of correlated defaults: a generalized structural approach of credit risk. Lietuvos matematikos rinkinys, [S. l.], v. 47, n. spec., p. 74–79, 2007. DOI: 10.15388/LMR.2007.18188. Disponível em: https://journals.vu.lt./LMR/article/view/18188. Acesso em: 3 apr. 2025.