by Hou, S.S., Zhang, R.R., Guan, S.K., Ren, C.X., Gao, J.H., Lu, Q.B., Cui, X.Z.
Published in Applied surface science (01.02.2012)

by Lu, Q.B., O'Connor, D.J., King, B.V., MacDonald, R.J.
Published in Surface science (01.02.1996)

by Lu, Q.B., O'Connor, D.J., King, B.V., Shen, Y.G., MacDonald, R.J.
Published in Surface science (01.11.1995)