Landscape consequences of natural gas extraction in Bedford, Blair, Cambria, Centre, Clearfield, Clinton, Columbia, Huntingdon, and Luzerne counties, Pennsylvania, 2004-2010E.T. Slonecker, L.E. Milheim, C.M. Roig-Silva, S.G. WintersOpen-File Report(2014)引用 3|浏览4暂无评分AI 理解论文溯源树样例生成溯源树,研究论文发展脉络