M.Muthukumar, S.Dineshkumar, K.Gughachalam, P.Karthikeyan, and S.Karthikeyan. 2017. “Improving the Productivity by Lean Manufacturing Practices”. International Journal of Intellectual Advancements and Research in Engineering Computations 5 (2):2008-11. https://ijiarec.com/ijiarec/article/view/1432.