A |
Aspinwall, Paul "Enhanced
Gauge Symmetries and K3 Surfaces", Physics Letters B357 (1995); arXiv:hep-th/9507012. |
15 |
A |
A |
Aspinwall, Paul "Enhanced
Gauge Symmetries and K3 Surfaces", Physics Letters B357 (1995); arXiv:hep-th/9507012. |
15 |
A |