Nwofe, E. S., and M. Goodall. “Pro-Biafran Activists and the Call for a Referendum: A Sentiment Analysis of ‘Biafraexit’ on Twitter After UK’s Vote to Leave the European Union”. Journal of Ethnic and Cultural Studies, vol. 4, no. 1, July 2017, pp. 65-81, doi:10.29333/ejecs/65.