Couto, Gualter, Pedro Pimentel, and Ricardo Faria. “CORRELATION OF THE PORTUGUESE STOCK MARKET WITH MAJOR GLOBAL CAPITAL MARKETS”. International Journal of Research -GRANTHAALAYAH 5, no. 7 (July 31, 2017): 92–109. Accessed October 12, 2025. https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/IJRG17_A06_394.