Ifeanyichukwu C. Elendu. “Insurgency of Boko Haram Terrorism in Nigeria and Other Terrorist Attacks Across Globe: Perceived and Actual Negative Impacts on Sports Industry”. The Shield - Research Journal of Physical Education & Sports Science 7 (December 15, 2012). Accessed May 14, 2026. https://sujo.usindh.edu.pk/index.php/THE-SHIELD/article/view/2506.