D.R.Anderson
发表
K.A.Alsubai,
N.R.Parley,
D.M.Bramich,
2010
.
R.G.West,
A.Collier Cameron,
D.R.Anderson,
2010,
1009.5917.
G.H'ebrard,
I.Skillen,
R.G.West,
2011,
1104.2827.