@article {abdelhamid1997proposed,
	title = {A proposed methodology for expert system engineering},
	journal = {5th International conference on artificial intelligence applications. Egyptians Computer Society, Cairo, Egypt},
	year = {1997},
	note = {n/a},
	abstract = {n/a},
	author = {Abdelhamid, Yasser and Hesham Hassan and Rafea, Ahmed}
}
