Energy levels of doubly excited states of He
Keyword(s):
1989 ◽
Vol 50
(C1)
◽
pp. C1-583-C1-588
Keyword(s):
1977 ◽
Vol 20
(2)
◽
pp. 127-141
◽
Keyword(s):
1997 ◽
Vol 30
(16)
◽
pp. 3597-3609
◽
1998 ◽
Vol 69
(1)
◽
pp. 101-124
◽