@book{72859,
	author = {Mahmoud Abdelghaffar Mohamed Ahmed and Mahmoud Riad Mahmoud , },
	title = {Weighted pareto distribution and related distributions / },
	publisher = {Mahmoud Abdelghaffar Mohamed Ahmed , },
	year = {2019},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}