Alice Shapley
发表
Robert Barkhouser,
Michael Hudson,
Zoran Ninkov,
2018,
Astronomical Telescopes + Instrumentation.
Alexander S. Szalay,
Henry C. Ferguson,
Mark Dickinson,
1999,
astro-ph/9908083.
Alice Shapley,
A. Shapley,
G. Fabbiano,
2001,
astro-ph/0106361.