N. R. Roberson, S. J. Seestrom, E. I. Sharapov, Y.-F. Yen, and V. W. Yuan, Phys. Rev. C 58 , 1236 (1998). 

[34] P. Kleinw¨ achter and I. Rotter, Phys. Rev. C 32 , 1742 (1985). 

[35] H. A. Weidenm¨ uller, Phys. Rev. Lett. 105 , 232501 (2010). 

[36] D. Mulhall, Phys. Rev. C 83 , 054321 (2011). 

[37] D. Mulhall, Phys. Rev. C 80 , 034612 (2009). 

[38] D. Mulhall, Z. Huard, and V. Zelevinsky, Phys. Rev. C 76 , 064611 (2007). 

[39] H. I. Liou, H. S. Camarda, and F. Rahn, Phys. Rev. C 5 , 1002 (1972). 

[40] P. Ribon, Ph.D. thesis, Universite de Paris, 1969. 

[41] L. Forman, A. D. Schelberg, J. H. Warren, M. V. Harlow, H. A. Grench, and N. W. Glass, in Proceedings of the Third Conference on Neutron Cross Sections and Technology , edited by J. A. Harvey and R. L. Macklin (National Technical Information Service, U. S. Dept. of Commerce, Springfield, Virginia, 1971), p. 735. 

[42] L. Forman, A. D. Schelberg, J. H. Warren, and N. W. Glass, Phys. Rev. Lett. 27 , 117 (1971). 

[43] H. A. Camarda, Phys. Rev. C 13 , 2524 (1976). 

[44] P. E. Koehler, J. L. Ullmann, T. A. Bredeweg, J. M. O’Donnell, R. Reifarth, R. S. Rundberg, D. J. Vieira, and J. M. Wouters, Phys. Rev. C 76 , 025804 (2007). 

[45] P. E. Koehler, T. A. Bredeweg, K. H. Guber, J. A. Harvey, J. M. O’Donnell, R. Reifarth, R. S. Rundberg, J. L. Ullmann, D. J. Vieira, D. Wiarda, and J. M. Wouters, in Capture Gamma-Ray Spectroscopy and Related Topics , edited by A. Blazhev, J. Jolie, N. Warr, and A. Zilges (American Institute of Physics, Melville, 2009), p. 424. 

