L. Observatory
发表
Sarah J. Diggs,
Marseille,
Andrew W. Serio,
2014,
1402.6906.
Ralf Bender,
Tod R. Lauer,
University of Michigan,
2008
.
Xiaohui Fan,
I. McGreer,
D. Sand,
2010,
1004.4318.
Liverpool John Moores University,
R. Nichol,
C. University,
1997,
astro-ph/9705120.
Astrophysics,
Berkeley,
Astronomy,
2009,
0901.4162.