CHEN, Hongzhang. The Competitiveness Analysis of Tungsten Industry: A Case from China. International Journal Of Management And Economics Invention, [S. l.], v. 2, n. 02, p. 528–540, 2016. Disponível em: http://rajournals.in/index.php/ijmei/article/view/295. Acesso em: 29 apr. 2024.