N. Senniangiri, V. Purusothaman, A. Ramakrishnan, K. Ramprakash, & S. Shanthakumar. (2018). Design and analysis in drill offset using root cause analysis . International Journal of Intellectual Advancements and Research in Engineering Computations, 6(1), 651–654. https://doi.org/10.61096/ijiarec.v6.iss1.2018.651-654