Barrabes, C., & Hogan, P. (2003). Singular null hypersurfaces in general relativity: Light-like signals from violent astrophysical events. World Scientific.
Chicago Style (17th ed.) CitationBarrabes, C., and P.A Hogan. Singular Null Hypersurfaces in General Relativity: Light-like Signals from Violent Astrophysical Events. New Jersey: World Scientific, 2003.
MLA (8th ed.) CitationBarrabes, C., and P.A Hogan. Singular Null Hypersurfaces in General Relativity: Light-like Signals from Violent Astrophysical Events. World Scientific, 2003.
Warning: These citations may not always be 100% accurate.