@article {35,
	title = {Phylogeny of Bombus},
	journal = {￼￼￼￼￼￼￼￼￼￼SCIENCE DIRECT},
	year = {2003},
	abstract = {<p>Phylogeny, historical biogeography, and character evolution<br />
	in bumble bees (Bombus: Apidae) based on simultaneous analysis of three nuclear gene sequences</p>
},
	keywords = {Bombus, DNA, length, proboscis, sequence},
	doi = {Smithsonian Tropical Research Institute (Panama).},
	url = {http://stri.si.edu/sites/publications/PDFs/Roubik_Bumblebee\%20tree.pdf},
	author = {Atsushi Kawakita and Teiji Sota and Masao Ito and John S. Ascher and Hiroyuki Tanaka and Makoto Kato and David W. Roubik}
}
