K.Sivasubramanian, K.Karthika, S.Nandhini, P.Nithyanantham and S.Pavithra (2019) “Stain quashing rover ”, International journal of intellectual advancements and research in engineering computations, 7(1), pp. 1569–1574. doi: 10.61096/ijiarec.v7.iss1.2019.1569-1574.