@conference {138306,
	title = {Two nuclei concept for hard cataracts},
	booktitle = {ESCRS and Ege University meeting and APAO },
	year = {2002},
	address = {Nice-france,Izmir Turkeyand Kuala Lampur ,Malysia},
	author = {Mostafa, Yehia Salah El Din}
}
