@article {45778,
	title = {Using chorus-size ranks from call surveys to estimate reproductive activity of the wood frog (Rana sylvatica)},
	volume = {38},
	year = {2004},
	pages = {404-410},
	publisher = {Journal of Herpetology},
	author = {Stevens, Cameron E. and Paszkowski, Cynthia A.}
}
