@book{83709,
	author = {Rana Elsayed Yusef Sherif and Ghada Abdelhamid Sedik , },
	title = {Analysis of some UV filters used in skin care and cosmetic products / },
	publisher = {Rana Elsayed Yusef Sherif , },
	year = {2021},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}