Eric Ross

Relative abundance and species richness of herpetofauna in forest stands in Pennsylvania

M. Morrison, T. Fredericksen, J. Beyea, 2000 .

Short-term understory plant community responses to timber-harvesting intensity on non-industrial private forestlands in Pennsylvania

M. Morrison, T. Fredericksen, J. Beyea, 1999 .

A Historical Geography Of The Trans-Saharan Trade

Eric Ross, 2010 .

The Impact of Logging

Eric Ross, Jan Beyea, Todd S. Fredericksen, 2000 .