@phdthesis{Narra, author = {Narra, Satyanarayana}, title = {Structural amelioration of clay-sand substrate using FGD Gypsum as a substitute for Lime in recultivation of virgin soil at post-mining field Nochten (Lusatia) under soil physical and plant growth aspects}, publisher = {BTU}, address = {Cottbus}, isbn = {3-937728-11-2}, pages = {XVII, 143}, language = {en} }