RUTKAUSKAS, Aleksandras Vytautas; ŽILINSKIJ, Grigorij. Financial leverage usage for active management of the investment portfolio. Business: Theory and Practice, [S. l.], v. 11, n. 3, p. 194–203, 2010. DOI: 10.3846/btp.2010.22. Disponível em: https://journals.vilniustech.lt/index.php/BTP/article/view/8873. Acesso em: 10 may. 2025.