Arena, Christopher M., John L. Galebach, Thomas M. Mandichak, J. Michael Engle, and Merrilee G. Anderson. “Identification of Diatoms in a Healthy Pennsylvania Stream Compared to Three Downstream Sites Impacted by Abandoned Mine Drainage”. Fine Focus 1, no. 1 (December 1, 2014): 29–38. Accessed November 21, 2024. https://openjournals.bsu.edu/finefocus/article/view/563.