** Lee Smolin, The case for background independence, e-print available as hep-th / 0507235.
** Lee Smolin, The case for background independence, e-print available as hep-th / 0507235.
0.003 seconds.
** Lee Smolin, The case for background independence, e-print available as hep-th / 0507235.
** Lee Smolin, The case for background independence, e-print available as hep-th / 0507235.
0.003 seconds.