@article{O'Cinneide1989,
	title = {A continuous multivariate exponential distribution that is multivariate
	phase type},
	author = {Colm A. O'Cinneide and Adrian E. Raftery},
	journal = {Statistics \& Probability Letters},
	month = {Feb},
	number = {4},
	pages = {323--325},
	url = {http://www.sciencedirect.com/science/article/B6V1D-47N61TW-6H/1/8bd789b6b574f2f896e56e781d5a34ca},
	volume = {7},
	year = {1989},
	biburl = {http://www.bibsonomy.org/bibtex/2ae2bb2a0e368176054e432b3bcf833c6/smicha},
	keywords = {Markov chains }
}