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Physical Review B
No abstract available.
C. Vanneste, C.C. Chi, et al.
Physical Review B
M.M.T. Loy, T.F. Heinz, et al.
CLEO 1984
F. De Rougemont, H. Zacharias, et al.
QELS 1989
T.F. Heinz, M.M.T. Loy, et al.
Physical Review Letters