Comparative analysis of communities associated with four tree species planted on mined land in Pennsylvania, 190 - 01 - 04 - LD1017 .C8133 1983 W3, Volume: Archives LD1017 .C8133 1983 W3; Volume: Carlson Library Level A Main Quarto Collection SD409 .W3. Clarion University Archives. http://buoy1.klnpa.org/repositories/2/resources/381 Accessed April 30, 2025.