@article {FrederiksenJBS04,
	title = {Bayesian ensemble approach to error estimation of interatomic potentials},
	journal = {Physical Review Letters},
	volume = {93},
	year = {2004},
	pages = {216401},
	author = {Frederiksen, S. L. and Jacobsen, K. W. and Brown, K. S. and Sethna, J. P.}
}
