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On a Fermat principle in general relativity. A Morse theory for light rays
Fabio Giannoni, Antonio MasielloVolume:
28
Language:
english
Pages:
43
Journal:
General Relativity and Gravitation
DOI:
10.1007/bf02104754
Date:
July, 1996
File:
PDF, 1.51 MB
english, 1996