Martins, Maria Manuela, and Ilídio Tomás Lopes. “Intellectual Capital and Profitability: A Firm Value Approach in the European Companies”. Business: Theory and Practice 17, no. 3 (September 29, 2016): 234-242. Accessed December 23, 2024. https://btp.vilniustech.lt/index.php/BTP/article/view/8225.