@article {Goddard1994_196,
	title = {The Agreement Metric For Labeled Binary Trees},
	journal = {Mathematical Biosciences},
	volume = {123},
	year = {1994},
	pages = {215{\textendash}226},
	author = {Goddard, W. and Kubicka, E. and Kubicki, G. and McMorris, F.R.}
}
