@article {Hafner1998_209,
	title = {Age and movement of a hybrid zone: Implications for dispersal distance in pocket gophers and their chewing lice},
	journal = {Evolution},
	volume = {52},
	number = {1},
	year = {1998},
	pages = {278{\textendash}282},
	author = {Hafner, Mark S. and Demastes, James W. and Hafner, David J. and Spradling, Theresa A. and Sudman, Philip D. and Nadler, Steven A.}
}
