1Bjorkman, B. "So Where We Are? " Spoken Lingua Franca English at a Technical University in Sweden[J].English Today, 2008, (2): 35-41.
2Bjorkman, B. Pragmatic Strategies in English as an Academic Lingua Franca: Ways of Achieving Communicative Effectiveness [J].Journal of Pragmatics, 2011, (4) : 950-964.
3Breiteneder, A. The Naturalness of English as a European Lingua Franca: The Case of the " Third Person-s" [J]. Vienna English Working Papers, 2005, (14): 3-26.