The optical excitation spectra of impurity atoms in metals and on metal surfaces
1988 ◽
Vol 47
(2)
◽
pp. 157-165
◽
1986 ◽
Vol 18
(1-6)
◽
pp. 407-410
◽
1991 ◽
Vol 60
(2)
◽
pp. 666-682
◽