by Othaman, N.N.C., Isa, M.N.Md, Hussin, R., Ismail, R.C., Naziri, S.Z.Md, Murad, S.A.Z., Harun, A., Ahmad, M.I.
Published in Journal of physics. Conference series (01.02.2021)

by Murad, S.A.Z., Isa, M.N.Md, Rahman, N.A.
Published in American journal of applied sciences (01.03.2007)