عناصر مشابهة

• STUDIES IN THE FIELD OF NITROGEN HETEROCYCLIC COMPOUNDS
  بواسطة: Aher, Atef Mohamed Abd Alhamed منشور: (1988)
• Studies in the fifld of nitrogen HETEROCYCLIC COMPOUNDS
  بواسطة: Saad, Hosam Aly منشور: (1992)
• On duo rings and zero commuttaive rings
  بواسطة: Hassouneh, Kamilia Dahleh منشور: (1990)
• STUDIES ON THE SYNTHESIS OF SOME HETEROCYCLIC NITROGEN COMPOUNDS
  بواسطة: Amer, Atef Mohamed Abd Alhamid منشور: (1990)
• Synthesis of Certain Fused Heterocyclic Compounds of Pharmacological Interest
  بواسطة: Mohamed, Zakaria Kamel منشور: (1984)