BELKHIR, A. ., and R. . BENYELLES. “Identifying EFL Learners Essay Writing Difficulties and Sources: A Move towards Solution The Case of Second Year EFL Learners at Tlemcen University”. International Journal of Learning, Teaching and Educational Research, vol. 16, no. 6, June 2017, pp. 80-88, http://ijlter.net/index.php/ijlter/article/view/811.