Ieec

发表

Cambridge, Madrid, G. Torres, 2010, 1001.5138.

U. Washington, W. Haxton, Lanl, 2003, astro-ph/0307546.

Technical University of Denmark, Ice, A. J. van der Horst, 2022, Nature Astronomy.

A. J. van der Horst, P. N. Bhat, Usra, 2012, 1209.6053.