B. University

发表

India., National Centre for Radio Astrophysics, UK., 2003, astro-ph/0302585.

S. Hawley, A. West, E. Hilton, 2009, 1009.1158.

Astrophysics, University of Manchester, Ralf Launhardt, 2013, 1304.0436.

J. Richardson, P. Torino, M. I. O. Technology, 2015, 1502.07114.