<ref xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:mml="http://www.w3.org/1998/Math/MathML" id="R11"><label>11</label><element-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Imelouane</surname><given-names>B</given-names></name><name><surname>Amhamdi</surname><given-names>H</given-names></name><name><surname>Wathelet</surname><given-names>JP</given-names></name><name><surname>Ankit</surname><given-names>M</given-names></name><name><surname>Khedid</surname><given-names>K</given-names></name><name><surname>El Bachiri</surname><given-names>A</given-names></name></person-group><article-title>hemical Composition and Antimicrobial Activity of Essential Oil of Thyme (Thymus vulgaris) from Eastern Morocco</article-title><source>International Journal of Agriculture and Biology</source><year>2009</year><volume>11</volume><issue>2</issue><fpage>205</fpage><lpage>208</lpage></element-citation></ref>