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Tugrul, N. , Sariburun, E. , Senberber, F. , Kipcak, A. , Derun, E. , Piskin, S.. "The Effect of Solution Density on the Synthesis of Magnesium Borate from Boron-Gypsum". World Academy of Science, Engineering and Technology, Open Science Index 94, International Journal of Chemical and Molecular Engineering, (2014), 8(10), 1117 - 1121.