@book{4151,
	author = {Baum, Christopher F},
	title = {An introduction to modern econometrics using stata},
	publisher = {Stata Press Publications},
	year = {2006},
	address = {United States of America},
	url = {https://libgen.is/book/index.php?md5=DD3A326F54540059D3B42098B9828017}
}