共 24 条
[4]
BENJAMIN I, UNPUB
[5]
LEVEL CLUSTERING IN REGULAR SPECTRUM
[J].
PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES,
1977, 356 (1686)
:375-394
[7]
Brody T. A., 1973, NUOVO CIMENTO LETT, V7, P482