Gravitational lenses
Schneider, P.
Gravitational lenses P. Schneider, J. Ehlers and E. E. Falco - Berlin Springer-Verlag 1992 - xiii, 560p. - Atronomy and astrophysics library .
3-540-97070-3
Astronomy and astrophysics thesaurus
Black holes
Gravitational lenses
52-423 / SCH
Gravitational lenses P. Schneider, J. Ehlers and E. E. Falco - Berlin Springer-Verlag 1992 - xiii, 560p. - Atronomy and astrophysics library .
3-540-97070-3
Astronomy and astrophysics thesaurus
Black holes
Gravitational lenses
52-423 / SCH