@article {144293,
	title = {Individual and routine forces in gatekeeping},
	journal = {Journalism \& Mass Communication Quarterly},
	volume = {78},
	year = {2001},
	pages = {233-246},
	author = {Shoemaker, Pamela J. and Eichholz, Martin and Kim, Eunyi and Wrigley, Brenda}
}
@book {144294,
	title = {Mediating the message. Theories of influences on mass media content},
	year = {1996},
	publisher = {Longman},
	organization = {Longman},
	edition = {2nd edition},
	address = {New York},
	author = {Shoemaker, Pamela J. and Reese, Stephen D.}
}
@book {144295,
	title = {Gatekeeping},
	series = {Communication concepts 3},
	year = {1991},
	publisher = {Sage},
	organization = {Sage},
	address = {Newbury Park},
	author = {Shoemaker, Pamela J.}
}