Physics, Science, General Relativity, Space, Energy.
University of Chicago Press. Weinberg, S. (1972). Gravitation and Cosmology: Principles and Applications of the General Theory of Relativity. John Wiley & Sons. Landau, L.D., & Lifshitz, E.M. (1975). The Classical Theory of Fields. Pergamon Press. Carroll, S.M. (2004). Spacetime and Geometry: An