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   12. SONAL KANUNGO, R.D. MORENA, “Analysis and Comparison of Concurrency Control Techniques”, International Journal of Advanced Research in Computer and Communication Engineering, Vol. 4, Issue 3, March 2015
   13. SONAL KANUNGO, R.D. MORENA, “Comparison of Concurrency Control and Deadlock Handing in Different OODBMS”, International Journal of Engineering Research & Technology, Vol. 5 Issue 05, May-2016.