AU - Naima, Boudiaf. ID - 22282 OP - pp. 7-19 T1 - The vowels in the linguistic environment of a student in the university of Biskra [Article] UL - 1 http://search.shamaa.org/fulltext.gif http://revues.univ-biskra.dz/index.php/sh/article/view/987/935 Full text (PDF)