@article {137989,
	title = {Fused Polyaza-heterocycles and 1,3,4-Thiadiazoles via A Tricyano Synthon},
	journal = {J. Heterocycl. Chem.},
	volume = {45 },
	year = {2008},
	pages = {137-141},
	author = {Kamal M. Dawood and Mohamed A. Raslan}
}
