1 Twin P J, Nyako B M, Nelson A H et al . Phys Rev Lett, 1986; 57: 811
2 Janssens R V F, Khoo T L . Annu Rev Nucl Part Sci, 1991; 41: 321
3 Nolan P J, Twin P J . Annu Rev Nucl Part Sci, 1988; 38: 533
4 Baktash C . Phys Rev Lett, 1995; 74: 1946
5 Becker J A, Roy N, Henry E A et al . Phys Rev, 1990; C41: R9
6 Becker J A, Henry E A, Kuhnert A et al . Phys Rev, 1992; C46: 889
7 Becker J A, Roy N, Henry E A et al . Nucl Phys, 1990; A520: 187c
8 Draper J E, Stephens F S, Deleplanque M A et al . Phys Rev, 1990; C42: R1791
9 Zeng J Y, Meng J, Wu C S et al . Phys Rev, 1991; C44: R1745
10 Wu C S, Zeng J Y, Xing Z et al . Phys Rev, 1992; C45: 261
11 Piepenbring R, Protasov K V . Z Phys, 1993; A345: 7
12 Xu Fu-Rong, Hu Ji-Min . Phys Rev, 1994; C49: 1449
13 Khoo T L, Carpenter M P, Lauritsen T et al . Phys Rev Lett, 1996; 76: 1583
14 Bentley M A, Ball G C, Granmer-Gordon H W et al . Phys Rev Lett, 1987; 59: 2141
15 Bentley M A, Ball G C, Granmer-Gordon H W et al . J Phys G, 1991; 17: 481
16 Dagnall P J . Ph D thesis. University of Liver-pool
17 Zeng J Y, Lei Y A, Wu W Q et al . Commun Theor Phys, 1995; 24: 425
18 Bohr A, Mottelson B R . Nuclear structures, Vol.II. Benjamin : Massachusetts , 1975
19 Xu F X, Wu C S, Zeng J Y . Phys Rev, 1989; C40: 2337
20 Harris S M . Phys Rev, 1965; 138B: 509
21 Huang H X, Wu C S, Zeng J Y . Phys Rev, 1989; C39: 1617
22 Sood P C, Heady P M, Sheline R K . Atomic Data Nucl Data Tables, 1992; 51: 273