1. Singularity Theorems and Their Consequences;Senovilla;Singularity Theorems and Their Consequences,1997
2. A New Definition of Singular Points in General Relativity;Schmidt;A New Definition of Singular Points in General Relativity,1971
3. Substantivalism, Relationism, and Structural Spacetime Realism;Dorato;Substantivalism, Relationism, and Structural Spacetime Realism,2000