by Cowell, P.G., Prutton, M., Tear, S.P.
Published in Surface science letters (01.11.1986)

by Cowell, P.G., De Carvalho, V.E.
Published in Surface science (01.08.1987)

by Cowell, P.G, Prutton, M, Tear, S.P
Published in Surface science (02.11.1986)

by Matthew, J.A.D., Cowell, P.G.
Published in Surface science letters (01.05.1981)

by Cowell, P.G., De Carvalho, V.E.
Published in Surface science letters (01.08.1987)

by Matthew, J.A.D., Cowell, P.G.
Published in Surface science (02.05.1981)