@article{Keilson1984,
	title = {Convergence of quasi-stationary distributions in birth-death processes},
	author = {Julian Keilson and Ravi Ramaswamy},
	journal = {Stochastic Processes and their Applications},
	month = {Nov},
	number = {2},
	pages = {301--312},
	url = {http://www.sciencedirect.com/science/article/B6V1B-45GVTFV-B4/1/44187beaf71066af23827feca24cec01},
	volume = {18},
	year = {1984},
	biburl = {http://www.bibsonomy.org/bibtex/232df1d4f2428cec5b3c878c9bd2c2a98/smicha},
	description = {Stochastic Processes and their Applications},
	keywords = {imported }
}