@article {34506,
	title = {An effective trapping and marking method for aquatic beetles},
	volume = {137},
	year = {1985},
	pages = {5-7},
	publisher = {Proceedings of the Academy of Natural Sciences of Philadelphia},
	url = {http://www.jstor.org/pss/4064874},
	author = {Aiken, R. B. and Roughley, R. E.}
}
