@article{Hanson1989,
author = {Hanson, J.M. and MacKay, W.C. and Prepas, E.E.},
title= {Effect of size-selective predation by muskrats (Ondatra zebithicus) on a population of unionid clams (Anodonta grandis simpsonianus) },
year = {1989},
doi = {10.2307/4983},
journal = {Journal of Animal Ecology},
volume = {58},
number = {1},
pages = {15--28},
}