Zaeime Sulong , Zaeime Sulong@Zakaria,Norazwani Muhammad Zain,Farizah Adliza Ghazali, M.N.M.Baharuddin, M.N.M.Baharuddin, “Application of Grey based Taguchi Method for Optimization of Weld Bonding Parameter of Aluminium Alloy 6061”, IJAST, vol. 29, no. 8s, pp. 4454-4466, Jun. 2020.