S.T.Premkumar, S.Senthilnathan and B.Jagdishkumar (2013) “A DISCUSSION ON IMAGE ENHANCEMENT USING HISTOGRAM EQUALIZATION BY VARIOUS METHODS ”, International journal of intellectual advancements and research in engineering computations, 1(2), pp. 44–48. doi: 10.61096/ijiarec.v1.iss2.2013.44-48.