DZIKEVIČIUS, Audrius; VETROV, Jaroslav. Investment portfolio management using the business cycle approach. Business: Theory and Practice, [S. l.], v. 14, n. 1, p. 57–63, 2013. DOI: 10.3846/btp.2013.07. Disponível em: https://journals.vilniustech.lt/index.php/BTP/article/view/8542. Acesso em: 9 may. 2025.