@book{4250,
	author = {Begelman, Mitchell C.},
	title = {Gravity's fatal attraction},
	publisher = {Cambridge University Press},
	year = {2010},
	address = {Cambridge},
	edition = {2nd},
	url = {https://libgen.is/book/index.php?md5=5360BA29BBA8D279DD6B38913A8F0AE6}
}