F. Al-Hity, W., Al-Hadithi, A., Mohammed, (2006). Synthesis and Characterization of Oxazepine and Oxazepane from reaction of 2-(2- Amino - ethylimino)-5,5- diethyl-pyrimidine-4,6- dione and 2-[2-(5,5- diethyl -4,6 - dioxo - pyrimidine -2- ylideneamino) - ethylimino] -5,5- diethyl-dihydro- pyrimidine - 4,6 -dione with maleic and succinic anhydride. , 9(2), 7-17.

Waleed F. Al-Hity; A. Al-Hadithi; Mohammed. "Synthesis and Characterization of Oxazepine and Oxazepane from reaction of 2-(2- Amino - ethylimino)-5,5- diethyl-pyrimidine-4,6- dione and 2-[2-(5,5- diethyl -4,6 - dioxo - pyrimidine -2- ylideneamino) - ethylimino] -5,5- diethyl-dihydro- pyrimidine - 4,6 -dione with maleic and succinic anhydride". , 9, 2, 2006, 7-17.

F. Al-Hity, W., Al-Hadithi, A., Mohammed, (2006). 'Synthesis and Characterization of Oxazepine and Oxazepane from reaction of 2-(2- Amino - ethylimino)-5,5- diethyl-pyrimidine-4,6- dione and 2-[2-(5,5- diethyl -4,6 - dioxo - pyrimidine -2- ylideneamino) - ethylimino] -5,5- diethyl-dihydro- pyrimidine - 4,6 -dione with maleic and succinic anhydride', , 9(2), pp. 7-17.

F. Al-Hity, W., Al-Hadithi, A., Mohammed, Synthesis and Characterization of Oxazepine and Oxazepane from reaction of 2-(2- Amino - ethylimino)-5,5- diethyl-pyrimidine-4,6- dione and 2-[2-(5,5- diethyl -4,6 - dioxo - pyrimidine -2- ylideneamino) - ethylimino] -5,5- diethyl-dihydro- pyrimidine - 4,6 -dione with maleic and succinic anhydride. , 2006; 9(2): 7-17.