@article {3304, title = {The Dynamics of Two Hybrid Zones in Appalachian Salamanders of hte Genus Plethodon}, journal = {Evolution}, volume = {46}, year = {1992}, note = {Maps}, pages = {930-038}, keywords = {Amphibians, Balsam Mountain, Fauna, Salamanders}, url = {http://www.srs.fs.usda.gov/pubs/ja/ja_hairston002.pdf}, author = {Hairston, Nelson G and Wiley, R haven and Smith, Charles K and Kneidel, Kenneth A} }