GINEVIČIUS, Romualdas. Measuring the related diversification of enterprises. Business: Theory and Practice, [S. l.], v. 13, n. 2, p. 150–159, 2012. DOI: 10.3846/btp.2012.16. Disponível em: https://btp.vilniustech.lt/index.php/BTP/article/view/8660. Acesso em: 16 aug. 2025.