Teale, C.L., Miller, N.G., 2012. Mastodon herbivory in mid-latitude late-Pleistocene boreal forests of eastern North America. Quaternary Research 78, 72 - 81. doi:10.1016/j.yqres.2012.04.002

Daniels, R.A., Riva-Murray, K., Halliwell, D.B., Vana-Miller, D.L., Bilger, M.D., 2002. An Index of Biological Integrity for Northern Mid-Atlantic Slope Drainages. Transactions of the American Fisheries Society 131, 1044-1060. doi:10.1577/1548-8659(2002)131<1044:AIOBIF>2.0.CO;2