Title Author Publication Date Publisher Type
    The amino acid composition of some Common marine algae from Qatar (Arabian Gulf)  Heiba, H. I. [حلمي اسماعيل هيبة]; Al-Nagdy, S. A.; Rizk, A. M.; Durgham, M. M.1993Qatar UniversityArticle
    Aminoacid derivative? With psychotogenic activity by  Heiba, H. I. [حلمي اسماعيل هيبة]; Abdel-Rahman, M. O.; Al-Nagdy, S. A.; Zahra, M.1989Qatar UniversityArticle