العنوانالمؤلفتاريخ النشرالناشرالنوع
    Constituents of Plants Growing in Qatar, Part XXVI: Phytochemical investigation of Rumex vesicarius  Al Easa, Hala S.; Rizk, Abdel-Fattah M.; Hussiney, Hussiney A.1995Article
    Fatty acid composition of twelve algae from the Coastal Zones of Qatar  Heiba, Helmi I.; Al-Easa, Hala S.; Rizk, Abdel-Fattah M.1997Kluwer Academic PublishersArticle
    Flavonoids from Centaurea sinaica  Al-Easa, Hala S.; Kamel, Alaa; Rizk, Abdel-Fattah M.1992Article
    Guaianolides from Picris radicata  Al-Easa, Hala S.; Rizk, Abdel-Fattah M.; Ahmed, Ahmed A.1996Elsevier Science Ltd.Article
    Triterpenoids from Salvia aegyptiaca  Bruno, Maurizio; Ciriminna, Rosaria; Al-Easa, Hala S.; Rizk, Abdel-Fattah M.1993Article