@article {6850,
	title = {Effect of selection on the topology of genealogical trees},
	journal = {Journal of Theoretical Biology},
	volume = {226},
	year = {2004},
	note = {PDF},
	pages = {315-320},
	keywords = {phylogenetics, selection, simulation, topology},
	author = {Maia, Leonardo P. and Colato, Alexandre and Fontanari, Jos!e F.}
}
