Basoglu, Mustafa Serdar, Turhan Korkmaz, and Emrah Ismail Cevik. “London Metal Exchange: Causality Relationship Between the Price Series of Non-Ferrous Metal Contracts”. International Journal of Economics and Financial Issues 4, no. 4 (August 22, 2014): 726–734. Accessed November 24, 2024. https://econjournals.com.tr/index.php/ijefi/article/view/875.