Petters Arlie O ; Levine Harold ; Wambsganss, Joachim
Singularity theory and gravitational lensing - Boston Birkhauser 2001 - xii, 603 p
9780817636685
QB 857.5
Singularity theory and gravitational lensing - Boston Birkhauser 2001 - xii, 603 p
9780817636685
QB 857.5